Features: 1. Environmental protection: hand-cranked self-generating power can also be used for charging by sunlight, without external batteries, rechargeable batterys energy storage; green, environmentally friendly, 2. Three modes: press once, 12 beads lighting up, press the second, 24 beads lighting up, press the third, 36 beads lighting up 3. Mini dynamo in emergency. : Not just for lighting, this is a must-have survival tool! Connect it to your communication device and charge the device with hand crank. 4. Multi-purpose: high-quality shell, lightweight, strong and durable, 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, etc. 5. If you have any question, please feel free to contact us Notice: 1.Actual color may be slightly different from the image due to different monitor and light effect 2.Please allow 1-3cm deviation due to manual measurement Material: Shell: ABS painted, Transparent cover: GPPS Switch: push button switch Gear: 3 gears Charging time: Solar panel: 8 hours Characters insertion: 4 hours Discharge time: 8 hours Hand cranking for 1 minute can discharge for 10 minutes Built-in 1200mah battery Color: Black Size: 105x105x245 mm Package List: 1x Solar Camping Hand Crank Lantern