... security, railways, oil, petrochemical, military, industrial and mining enterprises This product can be used for the fire, ... and lighting use. Usage of method : 1, when push directly the rear light touch switch, first gear(blaze ... no use, should be charged for 8 hours.3, if the battery is running out, prompting circuit ... 4Weak brightnessLUX≥150*4 firefighting portable explosion proofing search lamp