1.The flashlight shell was made of Aluminum alloy, and the surface with hard anodized.
2.Small size and in light weight, no need any tools to install and remove it, that's very simple and convenient.
3.The battery with high capacity, and easy to buy in the market, it can be working more then 3 hours in high light.
4.Using CREE LED, with high brightness, power save and far irradiation distance.