Two fixed optics 5.4 watt, glare-free lamp heads. Smooth thermoplastic reflector and plastic lens for optimal light distribution. Dual 120/277 voltage. Charge rate/power "ON" LED indicator light and push-to-test switch for mandated code compliance testing. 6V maintenance-free, rechargeable Sealed lead acid battery. Internal solid-state transfer switch automatically connects the internal battery to lamp heads for minimum 90-minute emergency illumination. Fully automatic solid-state, two-rate charger initiates battery charging to recharge a discharged battery in 24 hours. LVD (Low voltage disconnect) prevents battery From deep discharge. Surface mount via easy connect back plate, which fits most standard junction boxes and snaps into place making internal electrical connections. Suitable for wall or ceiling mount. Injection-molded, engineering-grade, 5VA flame retardant, high-impact resistant, thermoplastic in white or black finish. Five year warranty on all electronics and housing. Battery pro-rated for two years. Meets UL924, NFPA 101 Life Safety Code, NEC, OSHA, Local and State Codes. ETL listed for damp locations. (20C -50C)