1. Choose high power LED light source, high luminous efficiency, energy consumption is very little, life up to 100000 hours; Ref Technical parameters Parameter nameUnitValue of numberRated voltageV12Rated capacityAH4.4 LEDWorking voltageV12CurrentStrong lightMA700Work light350Luminous FluxStrong lightLM800Work light300Average service lifeH10000Continuous discharge timeStrong lightH>8Work light> ...