Black Diamond Equipment Apollo Lantern 3 watt LED with dual reflectors shine through a telescoping frosted globe for bright, even light Powered by 4 AA batteries or Black Diamond NRG Recharge Kit Unique dimmer switch and battery-life indicator 7.8oz, 80 lumens max output, 60 hours max burn time 50 lumen output to illuminate a 20 meter diameter. 60 hour max burn time