Lightalarm Dual Voltage Emergency Ballast, 120/277 volt AC, 3.7 watt, 60 Hz, T5 Fluorescent Lamp, Wedge Base, 1, 2 Lamp, Rapid Instant Start, 20 - 50 deg C, 1-1/8 Inch Overall Height, 2-1/8 Inch Overall Width, 13-3/4 Inch Overall Length

• Lightalarm Dual Voltage Emergency Ballast, 120/277 volt AC, 3.7 watt, 1, 2 X T5 Fluorescent Lamp
• Lightalarm

Lightalarm Dual Voltage Emergency Ballast, 120/277 volt AC, 3.7 watt, 1, 2 X T5 Fluorescent LampLightalarm