C.A.P. HLC-3e High Temperature Shutdown & 15 Minute Delay Protects your expensive HID lights from hot starts and your garden from high temperatures Provides insurance from crop damage due to high heat from ventilation and cooling problems Indicator light to let you know that your temperature set point was exceeded Senses a power interruption and start a 15 minute time delay to keep your lights from trying to re-fire during the cool down period 12' remote temperature sensor