D/F Size NiMH Rechargeable Batteries SHENZHEN IMPROVE BATTERY CO.,LTD is a professional manufacturer specializing in manufacture batteries in Shenzhen ,Website:http://www.impbattery.com,china. It was set up in 2005.our main products including NIMH battery/pack, ,Li-polymer battery. Lithium battery.OEM orders welcome. If you need customized special battery.please also contact us. We have ...