technical parameter: 1. Solar powered, under sunlight (20,000 LUX), it can generate 5.5V/35MAH electricity. 2. Manual power generation: 120-140 revolutions per minute, which can generate more than 5.5V/350MAH-500mAH of electric power. 3. Camping lamp: 8 LEDs. 4. Radio Frequency: FM: 87.5---108MHZ or 76---90MHZ AM: 20-1650KHZ 5. DC IN/USB INPUT 5V 6.DC OUT 5V mobile phone charging interface 7. Internal rechargeable battery: 500MAH/3.7V 8. AA1.5V X3 dry battery 9. Body size: 105x105x205mm 10. Product net weight: 300g About this item Sturdy & DurableThis camping lantern has 8 LED bulbs for bright illumination. Made of quality materials with creative design, portable, lightweight, durable. 4 Power-On ModesThe LED camping lantern is solar-charged and power-generating. manual energy. It also works great with 3 AA batteries or direct charging. Four power-on modes will definitely save you from emergency. This lantern is very convenient for outdoor activities, a must-have item in your camping box. Two Lighting ModesThis is a bright LED light with brightness mode 2, you can choose one of two lighting modes. Also a radio for receiving information and a dynamo generator for charging cell phones. Versatile Rechargeable Camping Lantern The solar powered camping lantern is perfect for outdoor activities: camping, hiking, fishing and emergency situations, such as: power failure, hurricane, storm. Or as a source of lighting for the evenings. Perfect Camping Gifts Outdoor hand crank flashlighta for those looking for a high quality, great value product for the camping world to enjoy with the people you love!