Fully-automatic labour-saving commercial emergency lighting unit.PRODUCT FEATURES:- Compact steel cabinet with corrosion-resistant undercoating - Quick and easy installation – pre-assembled cordset, no batteries or board to remove before installation - Universal Spider knockout pattern for junction box mounting - Fully automatic solid-state charger with test switch and AC-on pilot light - Sealed dust-proof transfer relay circuit and low-voltage disconnect - Long-life, maintenance-free sealed Lead-Acid battery - Heads require no tools for orientation - Wide choice of lamps ___ including MR16, tungsten and halogen - Standard input 120VAC with line cord installed 120/347VAC without line cord - Meets or exceeds CSA C22.2 No. 141-15