1.manufacturer of battery in China 2.Model:EM-5518 3.Voltage:5V 4.Capacity:1800mAh 5.madde manufacturer of battery in China Basic parametersOutput ... quality ultra-thin Li-Polymer batteries designed, good security; built-in comprehensive protection circuits and high-precision power management functions; by ... PSP, IPOD, MP3,MP4, PMP, GPS, Bluetooth, digital cameras. manufacturer of battery in China