GROZONE TEMP-3 High temperature shut-off Temp Controller automatically shuts down lighting and/or other equipment when a high temperature setpoint is reached. Once turned-off, the unit will run a user selected delay from 0 to 15 minutes before turning back on (temperature setback of 5° or 10° F / 3° to 5°C). 6 foot cord with temperature sensor precise to 2°F / 1°C. Can power 120Vac equipment up to 15 amp. To be used in conjunction with 120Vac triggered high-load or light switcher like the LS1, LS2 or LS3.