Product DescriptionDescription: FR-4 circuit plate board using military grade A material sheet, plate, and some stability tolerance parameters, A material behaved very tough, which is in the interests of a number of other relatively cheap price sheet. PCB board parameter elements are printed directly, without reference to a circuit diagram of ..

Product DescriptionDescription: PCB size: diameter 50mmPCB Material: single sided 1.4mm FR-4 sheetSupply voltage: 5VLED quantity: 10 5mmLEDLED color: red, yellow, green, blue, white. Package Included:1 x DIY Colorful Acoustic Rotating LED Lamp Kit..

Product DescriptionDescription: On board, with relay action switch, relay action or reset can be freely chosen.The plate is connected with an anti protection diode, and the power supply does not burn the chip or the circuit.With relay action indicating lamp for convenient observation.Relay output switch is also charged by pin selection.Working..

Product DescriptionFeatures:The kit is made of booster coil with professional circuit diagram and convenient for electronic enthusiasts.This circuit produces a stable high-frequency arc when it works and can easily ignite combustibles such as toilet paper, so it is called plasma lighter.After the kit is made, the input voltage is 3.7V. That is, a v..

Product DescriptionDescription: The circuit includes responder, coding, priority, latch, digital display and reset circuit. At the same time, the eight-way priority response can be carried out. When the button is pressed, the buzzer sounds. At the same time (light emitting diode) shows the number of the priority response. After the successful ..

Product DescriptionDescription: This is a kit parts. You should solder it by yourself. Features: 1. High sensitivity;2. Low power;3. Wide operating voltage range;4. Low power consumption;5. DIY design;6. Colorful display;7. Mode adjustable;Parameter:No.ParameterValue1ModelASD-842Standby currentLess than 1mA3Soldering difficulty Level..

Product DescriptionSpecification:Working voltage: DC 3-14VSize: 17 x 17 x 1mmPackage included:10 x DIY simple red flashlight circuit kits..

Product DescriptionDescription: This kit is designed into ten different Christmas snowman cute cartoon characters, each Christmas snowman middle character is combined into "CHRISTMAS!", and there is a full color LED behind, with 14 full colors LED gradient modes, each LED The effect is matched with a different Christmas song, wi..

Product DescriptionDescription: Working voltage: DC 9-12VSuite includes a full set of component package, PCB circuit boards.Instruction content: including the working principle of the circuit principle diagram, assembly drawing, analysis, and basic component identification and the installation method and so on. Package Included:5 x L..

Product DescriptionSpecification:Working voltage: DC 3-14VSize: 17 x 17 x 1mmPackage included:20 x DIY simple red flashlight circuit kits..

Product DescriptionDescription: This is a kit parts. You should solder it by yourself.Transmitting audio signals through infrared signals.Instructions: Step 1: Complete the installation in the normal way following installation manual and schematic.(Please request separately).Step 2: Connect 2W 8ohm speaker(It does not include in package!)..

Product DescriptionDescription:This DIY full color rotating POV LED electronic kit using seven RGB Led designed, combined to the high-speed 608 rotation bearing,it can spinning on the desktop or between the fingertips when rotating the side of the kit, and shows the different color of the pattern.the pattern can be change automatically. it also has..

Product DescriptionParameter: Working voltage: 12VInput current: greater than 100maMotherboard size: 3CM*7CMSensor board size: 5.3CM*1.9CMLoad: 250V 10A AC or 30V 10A DC (currents below this range can be used)Module function: detecting the humidity of the soil, the relay will act or reset according to the humidity of the soilAdvantages introdu..

Product DescriptionDescription: This is a kit parts. You should solder it by yourself.Transmitting audio signals through infrared signals.Instructions: Step 1: Complete the installation in the normal way following installation manual and schematic.(Please request separately).Step 2: Connect 2W 8ohm speaker(It does not include in package!)..

Product DescriptionDescription: Power supply input voltage: 24V DC;Power supply current: 2A-3A;Power supply interface: Both positive and negative in 5.5-2.1;Circuit board size: 5.4CMx5.4CM;Coil size: The diameter of 5.05CM is about 7CMDIY bulk weight: 135 grams; Finished product: 115 grams;Coil number: The 250 circle, the enameled wire with a ..