Lamps | Dimmable: Non-Dimmable ; Operating Temp: -20c (-4f) to a Maximum of +45c (+113f) ; Nsf Approved: Yes - Approved | Flexible and Easy to Use Device That Allows the User to Control Lutron Wireless Load-Control Devices From Anywhere in the Space. Battery-Operated Control Requires No External Power or Communication Wiring. Provides Control for Caseta Wireless Controls, Ene | For Reverse Service (Generator Applications); Grounding Style: Shell Only; Designed to Supply Power to Portable or Fixed Electrical Equipment Such as Motor Generator Units, Welders, Pumps, Compressors, Cellular Relay Stations and Similar Apparatus; Ideal fFurbay Electric Supp