Brand Name: Heinast Nominal Voltage: 3.7 V High-concerned chemical: none Origin: Mainland China Certification: CCC Certification: ce Is Batteries Included: Yes Item Type: Headlamps Beam Angle: 60° Battery Type: Lithium Metal Waterproof: Yes Light Source: LED bulbs Purpose: Camping,Night Fishing,Climbing,Hunting,Riding Model of LED Beads: COB Switch Mode: High/Middle/Low Choice: yes