Collection is a professional designer and manufacturer of all kinds of batteries, with our advanced technology and well-experienced engineer team,we can design the reliable power for any kind of portable electronics.Our leading products include: Li-ion batteries, Li-Po batteries,LiFePo4 battery, NiMH batteries and more, widely used in automotive,marine electronmics, lawn, farm equipment,solar systems,other consumer,industry,medical,military products,etc.Certified with CE, RoHS and ISO 9001:2008,and made of world famous brand battery cells like Samsung,Sanyo,LG,etc., our quality products sell well in high-end worldwide markets, any customizing or OEM orders are also welcome. Purchase derictly from our factory,reliable quality,competitive price,timely delivery,long time warranty and good service can be assured.If we can be any further assistance,pls feel free to contact us.