... LED, LED lifetime: 100,000 hours, Battery capacity: 4400mAh rechargeable li-ion battery, Battery Voltage: 3.7V Battery lifetime: 1000 cycles Light duration: more than ... : 100m Charger input voltage: AC110-240V, output voltage: DC4.5V Dimension: 217.3*103.8*87mm. Unit weight: 360g, (battery included) Ex mark ...