首页->黑暗激活LED或灯闪光电路--Dark-activatedL
黑暗激活LED或灯闪光电路--Dark-activated LED or Lamp FlasherSimple photo-sensitive circuit3V battery supplyParts: R1_____......
黑暗激活LED或灯闪光电路黑暗激活LED或灯闪光电路--Dark-activatedLEDorLampFlasherSimplephoto-sensitivecircuit3VbatterysupplyParts:R1_......
This handy little circuit can tell the difference between darkness and light, making it very useful for switch......