DIY Kit Red LED Electronic Clock Microcontroller Digital Clock Time Thermometer with Talking Clock and PDFThis is a quite fantastic DIY electronic clock. Based on micro controller, IC board and some electronic components, you can easily assemble and solder it quickly. With digital tube, you can watc..
Description: Material: Plastic Color: White Handy device for testing LED's. Simply plug your LED into the correct holes (all of which are marked) and push the button to see its brightness, illuminant color, etc. Handy device for..