iGS-012 Lighting Watchdog with Adjustable DelayKeep your plants from dying of heat stress or overheating once temperatures reach unacceptable levels. The iGS 012 temporarily turns off your lights and lets the room cool before bringing them back. Set the desired shutdown temperature and the off time before bringing the lights back on. Features Protects plants by turning off lighting or CO2 generators when temperature is too high Smooth rotating knobs with continuous adjustment Restart delay