Product Description Description:   This is an easy make four-layer round led dimensional cylinder kit, it's all use DIP components. It has more than 20 kinds of special led gradient effect. Some kinds of the effect is star-flashing and lightning effect, it also has many spin move effect and led breathing effect. All of the effects is ..

Product DescriptionFeatures: Kit name: Clap switch kit Working voltage: 4.5-5.5V PCB size: 27 x 49mm Kit function: Clap hand once, LED lit, and then clap once again LED turn off, so the cycle. Features: high sensitivity, about 4 meters clap can control. Note: This is a DIY kit, you need to assemble it. Quantity: 3 DIY kits Package includes: (per ki..

Product DescriptionFeatures:It is a 125Khz non-contact IC reader which is easy and stable to use.Fast in reading the RFID Tags.Plug and play, needn’t extra driver.Widely used in many RFID application systems such as personnel identification, logistics, access control, conference attendance system, anti-counterfeit and industrial production pr..

Product DescriptionFeature: Package name: FM Transmitter Kit model: RF-02 Working voltage: DC3-6V Working current: 5-15mA Transmission frequency: 88-108MHz Launch distance: 5-50 meters (Affected by the level of production and the use of the environment) PCB size: 53 * 40mm Antenna: 300mm soft antenna Frequency stability: Better (relative to RF-01 m..

Product DescriptionNote: The transmitter frequency of the lowest 70MHz. Adjust L1 to adjust the firing frequency. When you have finished soldering, you can use do a little adjustment to receive the ordinary radio. This is a DIY kit, you need to assembly it. Tips: Due to the circuit of this kit is simple, the emission frequency is greatly affected b..

Product DescriptionDescription: Electronic dice kit is based on the NE555 oscillator circuit and fun circuit CD4017 counter display kit. Can simulate the dice, make fun of the game. Parameters: Supply voltage: 4.5-5V Dimensions: 74 x 35mm Note: This is a DIY kit, you need to assemble it. Quantity: 10 set Function: When a power-up, 7 LED will random..

Product DescriptionDescription: Electronic dice kit is based on the NE555 oscillator circuit and fun circuit CD4017 counter display kit. Can simulate the dice, make fun of the game. Parameters: Supply voltage: 4.5-5V Dimensions: 74 x 35mm Note: This is a DIY kit, you need to assemble it. Quantity: 5 set Function: When a power-up, 7 LED will randoml..

Product DescriptionDescription: Electronic dice kit is based on the NE555 oscillator circuit and fun circuit CD4017 counter display kit. Can simulate the dice, make fun of the game. Parameters: Supply voltage: 4.5-5V Dimensions: 74 x 35mm Note: This is a DIY kit, you need to assemble it. Quantity: 3 set Function: When a power-up, 7 LED will randoml..

Product DescriptionInstructions phone calls lights: Phone calls phone calls lights kit can be used to sense the GSM signal display, sensing distance up to 1 m, is a very interesting DIY module. Electrical characteristics: Supply voltage: 3 to 12V Sensing distance: about 1 m PCB board size: 2.2cm * 2.8cm Scope: GSM mobile phone signal, for CDMA phon..

Product DescriptionFeatures: Kit name: Clap switch kit Working voltage: 4.5-5.5V PCB size: 27 x 49mm Kit function: Clap hand once, LED lit, and then clap once again LED turn off, so the cycle. Features: high sensitivity, about 4 meters clap can control. Note: This is a DIY kit, you need to assemble it. Quantity: 5 DIY kits Package includes: (per ki..

Product DescriptionInstructions phone calls lights: Phone calls phone calls lights kit can be used to sense the GSM signal display, sensing distance up to 1 m, is a very interesting DIY module. Electrical characteristics: Supply voltage: 3 to 12V Sensing distance: about 1 m PCB board size: 2.2cm * 2.8cm Scope: GSM mobile phone signal, for CDMA phon..

Product DescriptionFeatures: Kit name: Clap switch kit Working voltage: 4.5-5.5V PCB size: 27 x 49mm Kit function: Clap hand once, LED lit, and then clap once again LED turn off, so the cycle. Features: high sensitivity, about 4 meters clap can control. Note: This is a DIY kit, you need to assemble it. Quantity: 10 DIY kits Package includes: (per k..

Product DescriptionInstructions phone calls lights: Phone calls phone calls lights kit can be used to sense the GSM signal display, sensing distance up to 1 m, is a very interesting DIY module. Electrical characteristics: Supply voltage: 3 to 12V Sensing distance: about 1 m PCB board size: 2.2cm * 2.8cm Scope: GSM mobile phone signal, for CDMA phon..

Product Description Working principle: Using the SMD CD4060 control 12 red, yellow and green LED flashing, adjust RP1 can change the speed of flashing, while the music chip issued a wonderful music. The kit uses SMD components and plug-in components, is ideal for practical training requirements. The CD4060 consists of an oscillator and a 14-bit ..

Product Description Working principle: Using the SMD CD4060 control 12 red, yellow and green LED flashing, adjust RP1 can change the speed of flashing, while the music chip issued a wonderful music. The kit uses SMD components and plug-in components, is ideal for practical training requirements. The CD4060 consists of an oscillator and a 14-bit ..