Collection Power Sources Co. Ltd, a designer & manufacturer of battery packs including Li-ion batteries, Li-Polymer batteries, Li-FePO4 batteries, Ni-MH batteries and more. Application widely in telecommunication, medical devices, consumer electronics, military, solar/wind system etc. CE, UL, RoHS and ISO 9001:2008 certified quality products with small MOQ and prompt delivery. Customizing/OEM orders are welcomed.