EP001 is a beginner kit with little or no previous knowledge of electronics. Basic soldering techniques required for circuit board assembly. It comes with two sets of flashing circuit and sound circuit, and soldering tools including a soldering iron, cutting pliers and a soldering base. This will make learning electronics easy and fun! Just follow our manual and build exciting projects. You can even play electronic games with your friends. Enjoy hours of educational fun while learning about electronics.


Key Features:

• A simple two LED flasher
• An ambulance siren
• A soldering iron
• Cutting pliers
• A soldering base

An affordable V.U. meter kit that gets its power directly from any 10 - 30 watt amplifier. Connect it straight to a speaker, and the 6 LED's will correspond to the signal volume. An easy to use and durable circuit for use with 10 - 30 watt amps. Assembly is required!


Key Features:

• This super VU circuit is specially designed for direct connection to the speaker point without having to rely on its power supply.
• It is an inexpensive circuit yet with a capability of conventional unit by providing an incrementary lighting of LEDs Suitable for 10-30W amplifier.
• PCB dimensions : 2.0" x 1.0"
• Box for product Part #FB12

A two way V.U. meter using 10 LEDs. It runs on 5 - 30 watt amplifiers, simply connect it directly to the speaker, and it gets all the power it needs. This circuit is for connection to one channel. It gives you two rows of five LEDs to indicate the signal strength. Fits inside FB02. Assembly is required!


Key Features:

• The 5-a-side LEDs working independently.
• The circuit is easy to assemble with minimal part and do not require its own power supply except for a samll amount from the speaker without any detrimental effect.
• Suitable for 5-30W amplifier.
• PCB dimensions: 3.0" x 1.0"
• Box for product Part #FB02

This circuit requires no electrical connection whatsoever. The microphone is used to pick up the sound for amplification in order to light up the LEDs.9-12V power supply. Fits inside FB17. Assembly is required!

Key Features:

• No wiring required so it reduces the difficulty of installation.
• Have microphone as a receiver to pick up the sound.
• Then amplifier to VU meter set for showing the result by LED.
• Power supply : 9 - 12V.
• PCB dimensions: 3.5" x 2.2"
• Box for product Part #FB17

Additional Information:

• Skill Level (1-5) 2
• Assembly Time 1:05
• Uses Transistors yes
• Number of LEDs 15
• Number of Transistors 9
• Total Number of Components 47
• Click here to view the circuit diagram

A simple two LED flasher. You can adjust the speed at which the two LEDs alternately turn on and off. A great kit for beginners, or anyone with an interest in having a two LED flasher. Runs on 9vDC. And if you're looking for a case, this one fits perfectly, FB03. Assembly is required!


Key Features:

• Has 2 LEDs splash alternately one by one.
• Splashing speed is adjustable.
• Easily application with low cost.
• Power supply : 6-9 V.
• PCB dimensions : 1.4" x 1.2"
• Box for product Part #FB03

A simple LED kit. One LED lights up after another. Runs on 6 - 9 vDC. A great kit for beginners to learn from, a change in the value of the capacitors can adjust the speed. Check out the optional case for your new kit, a perfect fit in FB03! Assembly is required! Note Non adjustable speed

Key Features:

• Different from other normal splashed light circuit because LED with shut dows one by one and another one with display accordingly.
• Power supply : 6-9 V.
• PCB dimensions : 1.8" x 1.4"
• Box for product Part #FB03

Additional Information:

• Skill Level (1-5) 1
• Assembly Time 0:21
• Uses Transistors yes
• Number of LEDs 3
• Number of Transistors 3
• Total Number of Components 15

Each of the five LEDs flash on then off one by one. There is an adjustable speed. Runs on 6 - 12 vDC. For use with FB02, the optional case this fits in. Assembly is required!

Key Features:

• 5 - LEDs group arranged in circuit provide alternated flashing with variable frequencise.
• Power Supply 6 - 12 V.
• PCB dimensions : .2.0" x 1.2"
• Box for product Part #FB02

Additional Information:

• Skill Level (1-5) 1
• Assembly Time 0:33
• Uses Transistors yes
• Number of LEDs 5
• Number of Transistors 2
• Total Number of Components 14
• Click here to see the circuit diagram

Five green and five red LEDs will alternately flash on and off, but five at a time. You can adjust the speed. Runs on 6 - 12 vDC. Great for beginners. Fits inside FB03. Assembly is required!

Key Features:

• 5 - LEDs group arranged in circuit provide slternated flashing with variable frequencise.
• Power Supply 6 - 12 V.
• PCB dimensions : 1.1" x 2.1"
• Box for product Part #FB03

Additional Information:

• Skill Level (1-5) 1
• Assembly Time 0:40
• Uses Transistors yes
• Number of LEDs 10
• Number of Transistors 2
• Total Number of Components 21
• Click here to see the circuit diagram

This splashed light circuit requires 220 volt ac. one channel output can be easily connected with 200 volt to 700 watt. There also is variable resistance for splashing speed adjustment. Assembly is required!


Key Features:

• There are 1 and 2 channel AC Flasher.
• For direct connection to 220 V. AC power supply with requirement of up to 700W.
• Avaliable with variable resistor.
• PCB dimensions : 2.0" x 1.3"
• Box for product Part #FB01

Additional Information:

• Click here to see the circuit diagram

The flasher circuit consists of two channels taking turn to function alternatively which each can be connected to 700 watt lamp. Assembly is required!


Key Features:

• There are 1 and 2 channel AC Flasher.
• For direct connection to 220 V. AC power supply with requirement of up to 700W.
• Avaliable with variable resistor.
• PCB dimensions : 2.3" x 1.4"
• Box for product Part #FB01

There are ten LEDs in a row, and the circuit drives one at a time, one after another. Adjustable frequency.This kit is a good learning experience, and has many uses. Be a cool dude with one of these strategically placed in your car, "Is that a security system?" An affordable decoy. Runs on 6 - 12 vDC. Assembly is required!


Key Features:

• Provider for the light up of each LED in sequential fashsion (FK115) and circle (FK116).
• Having frequency adjustment to suit the requirement.
• Power supply 6 - 12 v.
• PCB dimensions : 2.7" x 1.5"
• Box for product Part #FB03

Additional Information:

• Click here to see the circuit diagram

Ten LEDs in a circular pattern are turned on then off one by one, so the light travels in a circle. You can adjust the frequency. Assembly is required!

Key Features:

• The light up of each LED in sequential fashsion (FK115) and circle (FK116).
• Having frequency adjustment to suit the requirement.
• Power supply 6 - 12 v.
• PCB dimensions : 2.5" x 2.0"
• Box for product Part #FB03.

Additional Information:

• Skill Level (1-5) 2
• Assembly Time 0:26
• Uses Discrete Logic yes
• Number of LEDs 10
• Number of ICs 2
• Total Number of Components 19
• Click here to view the circuit diagram

Excellent as a decoration. Features two rows of six LEDs. Each one lights up in a sequencial fashion, with an adjustable frequency. Runs on 6 - 12 vDC. The sky is the limit as to where you can go with this great learning experience. Fits inside of FB03. Assembly is required! Note: Works best at 6vDC

Key Features:

• Provides two 6 -LEDs rows of different colors.
• Operating in sequential fashion.
• Power supply 6 - 12 v.
• PCB dimension : 2.8" x 1.8"
• Box for product Part #FB03

Additional Information:

• Skill Level (1-5) 1
• Assembly Time 0:35
• Uses Discrete Logic yes
• Number of LEDs 12
• Number of ICs 2
• Total Number of Components 29
• Click here to view the circuit diagram

This kit makes a great decoration, for your car or display. Not only can you control the frequency of the travelling illumination, you can also change the direction. Assembly is required!

Key Features:

• Best for decoration.
• LED will display serially and turning around adjustably.
• Power supply 9 - 12 v.
• PCB dimension : 3.1" x 2.1"
• Box for product Part #FB04

Additional Information:

• Skill Level (1-5) 2
• Assembly Time 0:35
• Uses Discrete Logic yes
• Number of LEDs 16
• Number of ICs 2
• Total Number of Components 26
• Click here to view the circuit diagram

A 12vDC circuit that works great connecting to car batteries. A low cost xenon tube flasher. Great for in cars. 12vDC. Fits inside of FB03, a plastic case. Assembly is required! Note: Flash rate increases and decreases based on the battery voltage.

Key Features:

• Requires direct voltage (dc)
• Safety and application to automobile battery.
• Suggested to use 12 v. flasher.
• 220 v. flasher can also be used for low budget allocator but be careful for safety.
• PCB dimension : 2.3" x1.7"
• Box for product Part #FB03

Additional Information:

• Skill Level (1-5) 3
• Assembly Time 1:04
• Uses Transistors yes
• Number of Transistors 2
• Total Number of Components 17

A big 36 LED roulette simulator kit, with sound! The super electronic rulet circuit which consists of 36 LED and necessitates the current at 9-12 volt is used as a game in spare time, other wise can be applied as one of running light decorations. Assembly is required!

Key Features:

• There are 2 kinds of roulette : 36 LEDs for FK126
• For one or more persons to enjoy the game of change
• Power supply 9 - 12 v.
• Box for product Part #FB09

Additional Information:

• Skill Level (1-5) 3
• Assembly Time 1:03
• Uses Discrete Logic yes
• Uses Transistors yes
• Sound? yes
• Number of LEDs 36
• Number of ICs 4
• Number of Transistors 5
• Total Number of Components 90

Rulet is an electronic game that can play alone or with many persons by only set digital to each LEDs from 0-9. Once we press switch ON, led will be displayed one by onewith sound at the same time and ran slowlier until stopped at one LED before shut down. Assembly is required! Note: Attach some leads to the piezzo's contacts, or they won't fit the holes.

Key Features:

• There are 2 kinds of roulette : 10 LEDs for FK127
• For one or more persons to enjoy the game of change
• Power supply 9 - 12 v.
• Box for product Part #FB04

Additional Information:

• Skill Level (1-5) 2
• Assembly Time 0:32
• Uses Discrete Logic yes
• Sound, buzzer included? yes, yes piezzo
• Number of LEDs 10
• Number of ICs 2
• Total Number of Components 28
• Click here to see the circuit diagram

Never use an old fashioned coin to determine a coin toss again. This head or tail game circuit is suitable for playing during leisure time. Both LEDs will display alternately with high speed when pressing switch, then output will be stop at either LED. It's similar to head and tail game. Assembly is required!

Key Features:

• Both LEDs will display alternatively with high speed when pressing switch , then output will be stop of either LEDs. it is similar to head and tail game.
• Power supply 6 - 9 v.
• Box for product Part #FB03

Additional Information:

• Skill Level (1-5) 1
• Assembly Time 0:32
• Uses Transistors? yes
• Number of LEDs 2
• Number of ICs 2
• Total Number of Components 16

A cool circuit with seven LEDs representing the face of a standard die. When you press the button, it begins to cycle through the various combinations ultra-fast (faster than you could manipulate the outcome), and when you release the button, it stops on a number! A cool way to play board games, no tossing the dice even required! Adds a high-tech futuristic thrill to otherwise boring board games. Runs on 6 - 9vDC. You can even adapt this case, by drilling in the necessary holes, FB04. Assembly is required!

Key Features:

• All 7 LEDs will flash at the high speed when the switch is activated.
• And will show only one LED after the deactivated of the switch.
• Power supply 6 - 9 v.
• Box for product Part #FB04

Additional Information:

• Skill Level (1-5) 3
• Assembly Time 0:47
• Uses Discrete Logic? yes
• Uses Transistors? yes
• Number of LEDs 7
• Number of ICs 1
• Number of Transistors 2
• Total Number of Components 36

Flashing light with 3 levels of frequency representing musical sound.800W for each channel. Separation of high and low voltage to prevent accidental electrocution. Assembly is required!

Key Features:

• The dancing light device consists of 3 levels of frequency representing musical sound.
• Each channel can be connected with maximun 800 watt.
• Low and high voltage modules are divided as to prevent an electrical shock that may take place.
• Power supply 12 v.
• PCB dimension : 3.7" x 2.8"
• Box for product Part #FB04

Additional Information:

• Click here to view the circuit diagram

Connecting as multi-vibrator frequency generator and triggering each LED light color. A tiny kit featuring a 3 legged LED, that can flash red AND green! Runs on 6 - 9 vDC. Fits inside FB03. Assembly is required! Note: the dot is the second longest leg of the LED.

Key Features:

• Used LED 3 legs type, which resulted 2 color green and red.
• It needs 2 and 3 set legs LEDs to connect at each opposite side to make different type of flash light.
• Power supply 6 - 9 v.
• PCB dimension : 1.3" x 1.2"
• Box for product Part #FB03

Additional Information:

• Skill Level (1-5) 1
• Assembly Time 0:22
• Uses Transistors? yes
• Number of LEDs 2
• Number of Transistors 2
• Total Number of Components 12

The priority testing game circuit is the electronic circuit applied for decision making. Can you test your priorities in a better way? Works like on game shows, there are three contestants, and each one has to press their button when they want to answer a question. This circuit will tell you which person pressed the button first, and their LED will light up. Assembly is required! Note: LED does not stay on. Button must be held

Key Features:

• It is the electronic circuit applied for decision making e.g. games as seen on tv which the first player who presses the switch has the right to answer.
• The light will show at only that player stage ever other players press the switch afterward.
• Power supply 9 v.
• Box for product Part #FB03

Additional Information:

• Skill Level (1-5) 2
• Assembly Time 0:35
• Uses Transistors? yes
• Number of LEDs 3
• Number of Transistors 3
• Total Number of Components 24
• Click here to view the circuit diagram

A neat looking decoration. Flash xenon like a cool dude, and impress the ladies. 220 - 240vAC only (sorry to 110vAC users). Has a pot to allow you to adjust the flash rate. Assembly is required!


Key Features:

• Flashing light effects for discotheques, etc.
• It can be adjustable for flash frequency.
• Power supply 220 - 240 v.
• Box for product Part #FB23

220vAC version only, sorry to 110 volt AC users. This is a low cost solution to all your sound activated xenon flashing needs! That's right, it flashes when there's sound. Assembly is required!


Key Features:

• The circuit will work whenever there is any sound.
• Power supply 220 v.
• Box for product Part #FB03

This flashing Christmas tree circuit is flashing circuit used to decorate with 16 blinking LEDs alternatively light on each LED. Comes in the shape of a Christmas tree, and it flashes. Provides lots of good natured enjoyment, from beginning of construction, until ten years later when you find it again up in the attic. Just pop in a fresh battery anytime you want to experience the Christmas fun! Fit inside box FB04. Assembly is required!

Key Features:

• Purpose of using : Decorate
• 16 Blinking LEDs, which they are alternatively light on.
• Power supply : 9V Battery.

Additional Information:

• Skill Level (1-5) 1
• Assembly Time 0:35
• Uses Transistors? yes
• Number of LEDs 16
• Number of Transistors 4
• Total Number of Components 36
• Click here to see the circuit diagram

Great for displays. The LEDs blink on and off. You can adjust the speed. Assembly is required!

Key Features:

• The shape of display is outlined by circle which is blinking continue.
• For practical application, such as showing product, etc.
• Adjustable flashing speed with potentionmeter.
• Power supply : 3 VDC.

Additional Information:

• Skill Level (1-5) 2
• Assembly Time 0:25
• Uses Transistors? yes
• Number of LEDs 7
• Number of Transistors 2
• Total Number of Components 22

The shape of a robot face is outlined! Great for beginners as a learning experience, or for decoration. Adjustable flashing speed. Assembly is required!

Key Features:

• The shape of robot face is outlined by a series of green LED and yellow LED while the rest of LEDs is blinking.
• Adjustable flashing speed with potentionmeter.
• Power supply : 3 VDC.

Additional Information:

• Skill Level (1-5) 2
• Assembly Time 0:25
• Uses Transistors? yes
• Number of LEDs 6
• Number of Transistors 2
• Total Number of Components 20
• Click here to view the circuit diagram

A simple flashing circuit with a solitary bulb. Runs on 3vDC. Great as a decoration. A good learning experience for beginners. Has an adjustable potentiometer to adjust the flashing speed. Assembly is required!


Key Features:

• The fierfly light circuit is flashing circuit at used to decorate for night, which is flashing continue.
• The circuit is used to the lamp 3 volts for resemble the firefly.
• Adjustable flashing speed with potentiometer.
• Power supply : 3 – 4.5 Volts battery.

You can connect four 25 watt 12vDC bulbs to this circuit, and there are six different lighting programs to choose from. Perfect for in cars! Runs on 12vDC. There are six different lighting modes to choose from. The circuit will light your bulbs in various sequences. Imagine the possibilities in an automobile; a professional look, at a low cost. Great as a decoration for anywhere. Assembly is required!

Key Features:

• This circuit requires 12 Vdc.
• Its function can be switched for 6 types which are firstly, light run from 1st to 4th ranking and then return from 4th to 1st again after all lamp is light on.
• Secondly, light runs from 1st to 4th after all lamp is light on.
• Thirdly, flash light runs between 1st , 3rd, and 2nd, 4th.
• Fourth, light runs from 1st to 4th and then return from 4th to 1st again.
• Fifth, light runs from 1st to 4th ranking and then return from 4th to 1st again after all lamp is light off.
• Sixth, light runs from 1st to 4th ranking and restarts at 1st ranking again.
• This circuit can connect 25-Watts bulb for 4 channels, totally at 100-Watts maximum.

Additional Information:

• Click here to see the circuit diagram

How dexterous are you? Try you hand at this Deftness kit. This kit is a basic electronic circuit to create. The object of this kit is to pass a small wire loop through a thread wire with a lot of bends and obstacles. The person, who touches the thread wire with the wire loop, will cause an alarm in the form of a beep tone. An interesting game for parties and for never ending evenings. * Power supply: 3VDC. Assembly is required!

Key Features:

• This circuit is the electronic circuits at use the basic circuit to create.
• The matter is to pass a small wire loop through a thread wire with a lot of bends and obstacles.
• The person, who touches the thread wire with the wire loop, will have the beep tone continue.
• An interesting game for parties and for neverending evenings.
• Power supply: 3VDC.

Additional Information:

• Click here to see the circuit diagram

Star burst chasing light circuit is flasher circuit. The shape to the same firework with outlined by a series of red LEDs. Adjustable flashing speed with potentiometer. Power supply : 9-12 VDC. Assembly is required!


Key Features:

• Star burst chasing light circuit is flasher circuit.
• The shape to the same firework with outlined by a series of red LEDs.
• Adjustable flashing speed with potentiometer.
• Power supply : 9-12 VDC.
• Box for product Part #FB09

This star flasher circuit is flasher circuit that shape of 5 points is outlined by a parallels of red led with led alternatively blinking. Adjustable flashing speed with potentiometer. Assembly is required!


Key Features:

• This star flasher circuit is flasher circuit.
• The shape of 5 point star is outlined by a pararells of red LED with LED alternatively blinking.
• Adjustable flashing speed with potentiometer.
• Power supply : 3VDC.
• Box for product Part #FB01

The shape of the circuit is the same as traffic light at the intersection. Perfect for a light-shows for model construction etc. Assembly is required!


Key Features:

• Traffic light 4 way 12 LEDs is running light circuit.
• The shape is the same traffic light at the intersection.
• This circuit is consist of 12 LEDs.
• Idea as light-shows for model construction etc.
• Power supply : 9-12 VDC.

This kit is 21 LEDs in the shape of an arrow. Assembly is required!


Key Features:

• This kit is a chasing light circuit.
• The shape of a big arrow.
• This circuit consists of 21 LEDs.
• Ideal as light-show for model construction, pointer of entrance or exit, turn light of car etc.
• Power supply : 9-12 VDC.
• Current consumption about 70 mA.
• Recommended housing : FB03
• PCB dimensions : 2.9" x 2.2"

Additional Information:

• Click here to see the circuit diagram

A chasing LED kit in the shape of atomic symbol. 7 LEDs. Assembly is required!


Key Features:

• This circuit is a chasing light circuit.
• The shape of an atomic symbol.
• This circuit consists of 7 LEDs.
• Ideal as light-show for model construction etc.
• Power supply: 9 VDC.
• Current consumption about 26 mA.
• Recommended housing : FB03
• PCB dimensions : 1.8" X 2.3"

Additional Information:

• Click here to view the circuit diagram

This kit is a chasing light circuit. This circuit consists of 7 LEDs. Ideal as light-show for model construction etc Assembly is required!


Key Features:

• This circuit is consist of 7 LEDs
• Power supply : 9-12 VDC
• Current consumption about 70 mA
• Recommended housing : FB03

A flashing LED kit in the shape of two overlapping triangles. Assembly is required!


Key Features:

• This kit is a flashing led circuit.
• The shape is 2 overlapping triangles.
• This circuit consists of 6 LEDs.
• Adjustable flashing speed with potentiometer.
• Ideal as light-show for model construction etc.
• Power supply : 9 VDC.
• Current consumption about 15 mA.
• Recommended housing : FB03
• PCB dimensions : 1.6" X 2.2"

A running light kit in the shape of a windmill. 25 LEDs. Assembly is required!


Key Features:

• This kit is a running light circuit.
• The shape is that of a propeller or windmill.
• This circuit consists of 25 LEDs.
• Adjustable running speed with potentiometer.
• Ideal as light show for model construction etc.
• Operating voltage : 9 - 12 VDC.
• Current consumption about 45mA.
• Recommended housing : FB04
• PCB dimension : 2.9" X 2.7"

A running light kit in the shape of the timeless sandglass. 22 LEDs. Assembly is required!


Key Features:

• This kit is a running light circuit.
• The shape is that of a sandglass.
• This circuit consists of 22 LEDs.
• Adjustable running speed with potentiometer.
• Ideal as light show for model construction etc.
• Operating voltage : 9 - 12 VDC.
• Current consumption about 80 mA.
• Recommended housing : FB04
• PCB dimensions : 2.7" X 4.3"

A chasing light kit in the shape of heart and arrow. 32 LEDs. Assembly is required!


Key Features:

• This kit is a chasing light circuit.
• The shape is that of heart & arrow.
• This circuit consists of 32 LEDs.
• Operating voltage : 9 VDC.
• Current consumption about 40mA.
• Recommended housing : FB03
• PCB dimensions : 2.5" X 3.4"

A chasing light kit in the straight line. 3 LEDs. Assembly is required!


Key Features:

• This circuit is a chasing light circuit.
• The shape is like the traffic light having 3 led lights
• It's a kit suitable for light-shows, model construction etc.
• Power supply: 9-12 VDC.
• Consumption: 16mA max.
• LED Dimension : 5 mm. (red, yellow and green)
• PCB Dimensions : 1.07 x 2.39 inches