... flashlight 2.rainproof,dustproof 4.IP66, 100,000 hours life 5.120m beam range BW7620 LED Explosion Proof Waterpoof High Power ... inspection, examination and rescue in the fields of network power, railway, petrochemical, oil field, and various industrial ... with strong resistance against water penetration,impact and corrosion.. Safety:lithium battery for charging. ... Explosion Proof High Power Flashlight