Hand-cranked self-generating power can also be used for charging by sunlight, without external batteries, green, environmentally friendly, economical and safe. ON/OFF switch with: 2 built-in lighting modes: 3 LED power (low), 6 LED power (high), the method of use is switching on and off by alternating pressing the lighting button.No need for batteries, it can be charged in the sun; even without direct sunlight, it can be charged in well-lit indoor places, such as windows, balconies, even fluorescent lamps and incandescent lamps, and can also be used to generate electricity by hand in rainy weather (charging time depends on light intensity).The shell is made of high-grade resin material, matt material, comfortable to the touch, light to the touch, long life; the appearance is stable and elegant, and it is expected to last 1~2 hours when fully charged. Hand cranking for one minute 6LED is expected to be bright for 10 minutes (60 rpm).The LED lantern is compact when folded and can be easily transported and stored without taking up much space. Fold-away handles make the hand crank lantern torch convenient for hanging, carrying and hanging on tents or outside branches or backpacks and wind up light are perfect as survival kits for hurricans, emergencies, hikes and outages.High-quality ABS plastic shell, lightweight, strong and durable, tent lights is a good companion for mountaineering, camping, hiking, geological exploration, archaeology and other field activities. It can also be used for reading and repairing, prevents power outages, or to add to home emergency kits.