PIR Motion Sensor (JST) $100 - $250 000+ hours Operation cost per

000+ hours Operation cost per year (12hs/day @ 12c/kWh) $210

with a powder coated matte black finish

Voltage: 110-130V AC

120-N3R 13800 V Delta 3 Phase Energy Efficient Pad Mount Transformer from Larson Electronics is powerful

including water

PIR Motion Sensor (JST) $100 - $250 000+ hours Operation cost perThis is a simple to use motion sensor. Power it up and wait 1 2 seconds for the sensor to get a snapshot of the still room. If anything moves after that period, the 'alarm' pin will go low. This unit works great from 5 to 12V (datasheet shows 12V). You can also install a jumper wire past the 5V regulator on board to make this unit work at 3. 3V. Sensor uses 1. 6mA@3. 3V. The alarm pin is an [open collector](http: en. wikipedia. org wiki