The flashlight is designed to be waterproof, making it suitable for use in most weather conditions Flashlight has two ways to charging, supports solar charging and usb charging, can charging it any times when there is sunshine outdoors highly power LED: The flashlight features highly power LED bulbs that provide bright and long terms lighting The flashlight multiple lighting modes, allowing you to adjust the brightness according to your needs The flashlight is equipped with a rechargeable battery, eliminating the need for frequent battery replacements