ECSB series miniature LED battery unit. NiMH battery 90 min. Fully adjustable LED glare free lens. 3.6 V, 1 W long life LED light source, 6000K. Remote capacity for one dedicated remote head. Dual voltage input capability 120/277 VAC. Automatic, temperature compensated, pulse type charger. Low voltage disconnect prevents over discharge of battery. Automatic brownout protection. Sealed maintenance free 3.6 V. Nickel Metal Hydride battery offering 90 min of emergency lighting. Battery lock out prevents discharge during installation. Red LED charger monitor. Momentary test switch allows for quick operational check. Injection molded thermoplastic ABS housing. Rear keyhole slots and universal knock outs to mount to any standard 4 inch junction box. Fast and easy installation with snap together design. Ceiling or wall mount installation.