[QUOTE=whiteangel;4060618]It will run on a 12 volt 1 amp adapter
This project seems more complicated than I thought it would be. I might just use the automatic switch below.
Product description:
Product Description: 86 type body sensor switch
Technical parameters:
Working voltage: AC220V ? 10% 110V ? 10%
Operating frequency: 50HZ, 60HZ
Wiring: Zero, fire
Output Type: Relay
Load Type: lighting, electrical
Control approach: one way
Control mode: after receiving the latch body sensor signal voltage output delay of 30 seconds after leaving the body off.
Load power: energy saving lamp ≤ 200W, incandescent lamp ≤ 1000W
Sensing range: 130 ? cone angle, 8 m or less.
Light sensitivity :2-6LX
Dimensions: 86 mm ? 86 mm ? 39 mm
Ambient temperature: -20 ~ 33 ℃
Case Material: flame retardant PC[/QUOTE]
its not that complicated, but if you find a light that does all of the things you need for within around rs750, then its reasonable, buy it...