Electronic Emergency Ballast with Backup Battery and Charger, Input Voltage: 120/277V, 90 Minute Illumination Time, 24 Hr Recharge. The B94CGU can be used with one 13 - 42 W (4-pin) twin, quad or triple twin-tube compact. It is also compatible with most one-, two-, three- and four-lamp electronic, standard, energy-saving and dimming AC ballasts
- Volts AC: 120/277
- Dimmable: Yes
- Light Technology: Fluorescent
- Wattage: Selectable