Peace of Mind - Having an emergency backup battery ensures peace of mind for building owners, facility managers, and occupants, keeping emergency lighting on during power outages to maintain safety and securityNot for Triac Dimmable LEDs - This 20W emergency battery outputs DC voltage (175V) and is not compatible with drivers only requiring AC input (110V /120V), such as those using DOB (Driver-on-Board) technology. Not suitable for Triac dimmable LED downlights. Please verify fixture compatibility before installation to ensure proper performance. Seller Support - If you experience any quality issues with your emergency driver, we offer a hassle-free and quick replacement process, We provide a full 5-year warranty for our emergency backup drivers, ensuring your peace of mind