Hand Crank Dynamo Solar 36 LED Lantern Rechargeable Camping Light Emergency Work Light Ultra Bright - Water Resistant Lantern for Hiking Emergencies Hurricanes Outages Hand Crank Dynamo Solar 36 LED Lantern Outdoor Super Bright Camping Work Light Built in the Polysilicon solar panels, More brighter than the other camping light and lower energy consumption An universal USB charging port for charging mobile phones and other devices (output: DC 5V/1A) 2 Brightness modes: 18 LED mode [adequate for reading and most normal activity], 36 LED mode [extended vision or to share] 4 Charging Method: Solar Powered, Crank Dynamo, AC Adapter or 3 x AA Battery.