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 includes: 1x Solar Camping Hand Crank Lantern