SPECIFICATIONS Battery Type: Lithium Metal Brand Name: ESMARTER Certification: ce,ROHS Choice: yes Hign-concerned Chemical: None Is Batteries Included: No Item Type: Headlamps Light Source: LED bulbs Model Number: G14 Origin: Mainland China Switch Mode: High/Middle/Low Waterproof: Yes   Features: 3modesswitch,40LedCOBfloodlight(high-low-Strobe). Builtin18650battery,typecrechargeable. Batteryleveldisplay:100%-75%-50%-25%. Adjusta bleHeadlampbelt. Specification: LEDheadlampLifespan:100,000HoursColor: blacksize: 12.5cm * 5cm(mainlamp)EmittedColor:WhiteLightCaseMaterial:ABSBattery:1×18650(included) BatteryVoltage:3.7VBatterycapacity:1200mAh Packageincludes: 1*headlamp(batteryincluded) 1*USB