With the Goal Zero Guide 10 Plus Recharger, you have a portable, rugged charging kit that's as adventurous as you are. Charge AAs from the sun or any USB port, then power your phone, MP3, GPS, or perk up your tablet in a pinch.Includes: Guide 10 Plus Recharger, four AA rechargeable batteries, one AAA adapter, USB cable. Recharge by USB or solar. Power Output: USB, AA/AAA batteries, Ideal for phone, GPS, headlamp. Capacity: 11Wh, 2300 mAh at 4.8V. Wt. 0.4 lbs. (181g).