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Night Vision & PIR Motion Sensor
Antenna Compatibility Any TwistPort Antenna
2U rackmount server chassis with dual 5
0 for as long as you own the product with advance replacement and next-business-day delivery and 3 year
Short Circuits Two Project - Countdown Timer Drives - External Night Vision & PIR MotionThis neat project enables you to dial a time you want to elapse before you want something to happen, say the exposure of a camera shutter or an electrically operated door to stay open. At the end of the timed period (seconds to many minutes) a relay is energized which can switch something on or off. PCB and all parts supplied, including relay. Requires 9V battery. Instructions sold separately or withing the Short Circuits book range, Short Circuits
US$ 53.78
US$ 18.50
US$ 34.98
