Coleman CPX 4D Rugged LED Lantern CPX 6compatible, powered by 4D cell batteries or one rechargeable cartridge (both sold separately) Cutting edge lighting technology with Cree Xlamp XR-E LED Lanterns have 190 lumens of bright light output Lighting runtime is 78 hours on high, 147 hours on low Includes 4 D battery pack CPX 6 rechargeable battery pack optional Product Weight (dependent on power source): 1.89 lbs. - 2.54 lbs. (.86 kg - 1.15 kg) Dimensions: 5.1 in. x 10.2 in. (13 cm x 26 cm)