High quality aluminum alloy material with stable performance and long service time. Adjustable Focus ,you can Zoom in/out to adjust its beam. 3 LED light modes : push button On/Off trigger switch with high light, strobe, COB high light. Charged by USB port anytime, convenient and practical. Small and lightweight, and with clip, convenient to carry at any place you like. Unique processing design, with extraordinary outlook like a pen. Water-resistant, can use it in rainy day, but can not put it into water! Suitable for: Camping, Hiking, Cycling, Backpacking, Hunting, Fishing, Auto Emergencies, and Home Repair, family, and outdoor activity etc. Specification: Material: Aluminum Alloy