Surface emergency lighting with (48)led A class energy saving thanks to led lighting Operating voltage: ~85-265 v/50 hz Operating mode: continuously and emergency Lighting load : 48x2000 mcd 120° Standby time: 3 hours Battery tipe: 3x1.2 v 2700 mah aa Operating temperature: -20°c ~ +40°c Protection class: ip 20 Emergency lighting load: 130 lm Warranty :2 years