Electric Metal Lighter Explorer, waterproof, Brand    ESAMACT Material    Metal Quantity    1 set Specification Type    USB Power Supply    Lithium polymer battery Charging Time    1-1.5 hour Dimensions & Weight Dimensions     2.72 in x 1.85 in x 0.67 in (6.9 cm x 4.7 cm x 1.7 cm) Weight     1.8 oz (51 g) Packing List 1 set Lighter USB