100% brand new and high quality 1. Environmental protection: hand-cranked self-generated electricity can also be used for sunlight charging, no external batteries can be recharged battery energy storage; green environmental protection 2.Three modes: press once 12 beads to light up press second 24 beads to light up press third 36 beads to light up 3. Mini generator in case of emergency. Not only for lighting, this is a must-have survival tool Connect it to your communication device and then charge the device with the hand crank. 4. Multi-purpose: The high-quality case is lightweight and robust, making it a great companion for wilderness activities such as mountain camping hiking geological exploration and archaeology. It can also be used for reading and repairing to prevent power outages etc. Material: housing: ABS painted transparent cover: GPPS Switch: push button switch Gears: 3 gears Charging time: solar panel: 8 hours Character insertion: 4 hours Discharge time: 8 hours Hand cranking for 1 minute to discharge for 10 minutes Built-in 1200mah battery Colour: Black Dimensions: 105x105x245 mm Product includes. 1x solar powered camping hand crank lantern Caution. 1. Using different monitors, different computers and different angles to take photos, there may be colour problems with the angle. 2. 2. Purely manual measurement, there may be 0-1cm error.