Eyes protection Reliability Long lighting range Humanized design Long time for emergency rescue lighting Cree 3W LED*4, 4.4 Ah Lithium battery. Strong light ≥ 8h, Normal light ≥ 13h, Dimension: 197 *89.5* 107mm, weight: 1.1kg, IP68(100m) TME2520A portable explosion- proof search light normal light more than13 h