BAL700 (700 lumen output) Fluorescent Emergency Ballast. Allows fluorescent lighting fixtures to be used for both normal and emergency operation. LED test switch, and AC Ourtput & Time delay enhancement included. --- / Dimensions: 9.5 X 2.4 X 1.5 ILLUMINATION Works with or without an AC ballast to convert new or existing flourescent fixtures in to unobtrusive emergency lighting. Operates one lamp in the emergency mode for a minimum of 90 minutes. Provides a maximum initial lumen output of 700 lumens. ELECTRICAL Dual 120/277 voltage Charge rate/power ON LED indicator light and push to test switch for mandated code compliance testing. Long-life, maintenance-free, rechargeable sealed NiCd battery. Internal solid-state transfer switch automatically connects the internal battery to fluorescent lamp(s) for minimum 90-minute emergency illumination. Fully automatic solid-state, two-rate charger initiates battery charging to recharge a discharged battery in 24 hrs. AC output ensures compatibility with newer lamp technologies and helps prolamp life. Time delay enhancement to overcome end-of-life circuit protection. MOUNTING: Suitable for installation inside, on top or in remote of the fixture. Can be used in both switched and unswitched fixtures. UL listed for factory field installation. HOUSING Durable painted stell construction in white finish. Compact desgn fits most fluorescent fixtures. WARRANTY Five year warranty against defects in material and workmanship. (Lamps Excluded) Meets UL924, NFPA 101 Life Safety Code, NEC, OSHA, Local and State Codes. UL listed for damp locations. LAMP COMPATIBILITY Compatible with most one, two, three, and four-lamp electronic standard and dimming AC ballasts. Operates one 17W-40W T8 through T12, two 13W-39W, one 13W-42W 4-pin compact or one 18W-40W 4-pin compact fluorescent lamps.