High capacity lithium battery Glare USB charging LED chip Rainproof function Three-speed adjustment switch Portable hook Long battery life ABS anti-drop light body Full power can be bright for 6-8 hours Using high-quality large-capacity 0 lithium battery, faster charging speed and larger storage capacity matters needing attention: 1. Lighting range of goods, 40W: 1m - 3m ; 60W:3m - 5m , There are three modes of electric light: high bright, bright and flashing 2. Lighting time of goods: under the condition of full charge, the lighting time can be 5-6 hours, sometimes longer. The bulb will gradually darken after 2-3 hours of lighting under the condition of high brightne, so as to make the lighting time of the bulb longer.At the second gear brightne, the lighting time will be longer 3. When you receive the electric light, if it doesn't light up, the light brightne is not enough, and the endurance is short, please don't worry. It may be that the electric light touched the switch during the transportation and consumed electric energy. As long as you fully charge it, it will be brighter, and the endurance will be longer.