DESCRIBE: Excellent anti-explosion & anti-static electricity performance, safe to use in sites where explosion or combustion may easily occur. Convenient to carry, hand-held, waist-carried or weared on head. High brightness in lumination. long lighting distance 800m, continuous use in working-light mode can last for 3 hours. Two lighting modes, are switchable. weak / strong beam / off Water-proof, can reliably and steadily work in water Excellent impact-proof material protect the product from shake or firece impacts. The battery has large capacity, with low self-release rate, Once charged and unused, the capacity after half a year will be not less than 82% of the full capacity, not less than 50% ater 2 years. Built-in circuit offers the light superb protection against over-charging or short circuit.