Led type: 28 x COB high power LED chip;6 Functions: 3 levels of light intensity + 3 flashing functionsPower: 40 Lumens;Battery: integrated Li-Ion 500mah;Charging time: 1hCharging with USB with indicator, with USB cable;Battery life: 2h - 8h depending on the light;Light mode size: length 76mm, width 21mm, height: 19mm;Weight with stand: 28g;Material: alloy;