Product Specification: Name: Hand-Up Crank Solar Lantern Material: ABS LEDs: 6 LEDs Solar Panel: Amorphous Silicon Power source: Hand-cranked + Solar power Package size: Approximately 17.7 x 8 x 6 cm Product weight: Approximately 220g Working temperature: -20°C to 60°C Working humidity: 30% - 90% Charging: Built-in 3.6V 80mAh rechargeable Ni-MH battery. One minute of hand cranking provides over ten minutes of continuous lighting. Full charge via hand crank in about 3 hours, with approximately 2 hours of continuous discharge. Solar charging fully charges the battery in 12 to 15 hours. Uses: Suitable for hunting, hiking, camping, sailing, geological exploration, power outages, and automotive emergencies. Package Includes: 1 x Hand-Up Crank Dynamo Solar Lantern Notes: 1. Due to lighting effects and shooting angles, color variations may occur. 2. Size measurements are manually taken and may vary slightly due to tolerances.