Lithium Ion Battery Pack 18650 4000mah 7.4v

We are supplier of lithium ion battery pack 18650 4000mah 7.4v. type: cylindrical li-ion battery model: icr 18650*4 voltage: 7.4v capacity: 4000mah size: 65*18*72mm assemble way: 2 in series and 2 in parallel cycle life: 500 or more warranty time: 12months certification: ce, rohs characteristic: high energy density, high capacity, light weight and high power application: mobile phone, notebook, bluetooth, earphone, digital camera, digital camcorder, portable dvd, md, cd player, mp3, pad, electric bicycle, miner lamp, satellite communication systems, etc.