3WLED miniature flashlight explosion-proof flashlight BST-B Product Description irradiation distance of up to 100-200m, third gear light (light + work + strobe light), the charging time of only 4.5 hours; a full charge, in three months inside ready to use. Technical parameters: 1, Rated voltage: 3.7V 2, rated capacity: 2000mAh 3, the operating power source: 1 / 3W 4, light source operating current: 300 / 750mA 5, luminous flux: 50 / 120Lm 6, light Average life: about 10 ten thousand hours 7, continuous working time: about 4/12 8 hours, charging time: normal use 4.5h, the battery runs out 5-6h 9, Battery life: about 1000 cycles 10 Dimensions: 33mm * 150mm 11, weight : 70g Features reflector surface treatment technology uses high-tech, high reflective efficiency, light exposure from up to 100 meters, continuous working time of up to 5/10 hours on duty to meet the needs of both, can also be used as emergency lighting; Charging time is only 4.5 hours; a full charge, can be used at any time within three months of imported high hardness alloy casing can withstand high impact and shock; waterproof, high temperature, high humidity performance in a variety of adverse weather conditions Under normal operation.