The Field Installable Outdoor Battery Backup Accessory offers a life safety solution for many outdoor fixtures where there is a fixture size limitation, no battery backup option available or if it was forgotten. It covers 120-277V and can operate down to -20°C/-4°F. Consult the compatibility chart to see which fixtures it works with. EM2-REMOTE-MT | 111294 | Maxlite
3 year manufacturer warranty