Charge your devices virtually anywhere with this aluminum, rechargeable portable power bank. Grade A lithium ion battery offering 2200 MaH of backup power for your mobile phone, tablet or other digital device. Includes a 20” USB/micro-pin cord to charge battery from your computer or any USB port with a power supply and features a ready indicator light. The lifespan is over 500 charges. Certified by CE, Rohs, MSDS, UN38.3 and Cargo Transportation Safety Testing.