Features: 1) With highly effective nickel hydrogen battery 2) Charge / discharge time in loop: >600min 3) Super bright LED lamp with low power consumption 4) Continuous working for more than 16 hours 5) Easy to carry 6) Lamp weight: 130g 7) Charger weight: 117g 8) Can be put on head, relieves your hands 9) Contents: 1 lamp, 1 charger Inner packing: Dimensions: 9.6 x 6.5 x 9cm N.W.:247g G.W.: 275g Outer packing: 48 sets/ctn Carton dimensions: 38.5 x 26 x 27cm