Weight: 140g

Capacity: 2,200mAh

Cell types: lithium polymer battery, lithium-ion

Output voltage: 5.5V

Output current: 700mA (maximum)

Cycle lifespan: more than 800 times

Power your cellphone: up to 30 hours

Print: logo or ad can be printed on the front and the back

Safety certifications: CE, FCC, RoHS

Standard accessories: 1 USB retractable cable, 6 adapters, 1 user's manual

This article is a mini style of to refresh battery, apply to MP3, mobile phones and all of digital product with USB