This is an affordable and practical and beautiful DIY kit. Can show time, temperature and date. Especially for electronic major students learning to use, the board also has plug-chip devices both devices to help you improve the welding technology!After completion of production not lack scope for their abilities. Can write your own research program,also can send friend or send to parents,personally produced gift full of deep feeling. Function: 1. Electronic clock function. 2. Date display. 3. Burning function. The reserved buffer program interface, can change to the circuit board to do procedure, easy to operate 4. Real time clock function. Tone after a preset time, even if the power lost, again after power on, no need to set a time 5. Temperature display function. Under the time display mode, press PLUS, can display the current temperature 6. Many mode display function. Outer LED display has four modes, can cooperate to add key implementation, through the model key Specification: Size: 81mm x 81mm x 1.6mm PCB thickness: 1.6 mm Material: FR4 military level PCB color: Blue Digital Tube display: Red Power supply voltage: mini USB, external connection 5V ,3V button battery for clock chip on the board of the standby power supply Package List: 1 x Rotation LED Electronic Clock Kit
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