Solar Cell Phone Charger LED Flashlight and Lantern | Outdoor Emergency Camping Gear | 1500mAh Lithium Battery Backup | Charges Mobile Devices via USB Portable solar panel and rechargeable lithium battery - 1700mAh Powerful LED flashlight with emergency flash feature - Two level room light - 2-5 hour lighting time USB port for charging digital devices | Micro USB port for charging with computer | Carabiner hanging ring Output charge  USB port  5V  700 mA | Input charge  micro USB port  5V  700 mA | .55 watt solar panel  17% efficiency | Charging time with USB port  2.5 hours | Charging time with built-in solar panel 12 hours