USB Rechargeable: Battery and USB cable are included in the package. When the flashlight charged, the switch button was red, when charging finished, the switch button was green(Attention: When using the battery for the first time, please remove the film from battery surface). 4 Lighting Modes: Our LED flashlight is 600 lumens with 4 lighting modes (high, low, strobe and SOS) convenient for our daily use , it is bright enough to be a dedicated flashlight or just available for emergency (Note: after strobe mode, you need to long press for three seconds, then switch to the fourth mode - SOS). Durable Metal Clip: The compact clip looks much sturdier to prevent the flashlight from rolling too far on a flat surface, so the flashlight can stay in your pocket and be ready anytime. Compact and Portable: Its compact design and excellent weight-to-size ratio balanced make it the ideal product for everyone. Small enough to take virtually anywhere and satisfy your different light demands. Widely Use: IPX4 waterproof, our led flashlight can work in rainy day, so perfect for camping, hiking, fishing, running, walking, power outages, emergencies, targeted searches and general household use. (Note: it can't be soaked in water)