Discovery Expedition 21 LED Lantern Built- in sliding switch allows for control of lighting from a soft accent to bright reading light Long- life LED lights rated up to 100,000 hours Convenient fold-down handle for carrying and hanging makes this an ideal lantern for camping, backyard parties, home repair, power outages, roadside emergencies and more Dual-power design operates with batteries or optional AC adapter (not included) Requires 3 D batteries (not included)