Led headlamp type of bulb led efficacy 575 lumen operating time 12 h range 135 m mode steady power supply rechargeable battery battery types aaa lr3 li ion number of batteries 2 low battery indicator key lock weight with battery 187 g light colour white series petzl performance charging time 5 h included in delivery rechargeable battery usb charger protection class ipx4 housing colour black white splashproof