Mirco AC Emergency Inverter 100 to 277 V AC Input Voltage 120/220/277 V AC Output Voltage Number of Bulbs Supported 6 Max Bulb Watts 25 W Bulb Watts 11 W LiFePO4 Battery Type Emergency Illumination Time 50 000 hr Wall Mounting 1 1/2 in Height 15 19/64 in Length 2 57/64 in Width Standard Profile