Third Wave Power mPowerpad 2 Mini Solar Charger The mPowerpad 2 Mini Is a Lightweight, Palm-Sized Solar Charger That You Can Take Along With You Anywhere For Stand-By Power. Featuring a highly Efficient 3.3 watts Solar Panel, It charges Fast When Placed Under The Sun Or Mounted On a Window. Once Charged, The mPowerpad 2 Mini Can Charge a smartphone Up To 2 times. Clad In a Protective Silicone Sleeve, mPowerpad 2 Mini slips Easily Into Your Backpack Or Bag For Handy Power On-The-Go. Specifications - Device Capacity: 11.1 Wh - Battery Capacity: 3000 mAh; 3.7V - Solar Panel Rated Power Peak watts: 3.3 watts - Output: 1 USB Port, 5V Out Manufacturer: Third Wave Power Manufacturer Number: Twp-28000 Upc: 8887703280005