Features Specifications:Notebook Battery (compatible laptop battery, replacement laptop battery) for IBM ThinkPad R32 R40 Series 02K6928 Laptop Battery (notebook battery) manufacturer and supplier. Professional in Laptop Battery / Laptop computer Battery / Compatible laptop battery/ Rechargeable laptop battery/computer battery/ power laptop battery/ notebook computer battery/Notebook Battery & universal Laptop Battery, AC adapter, Laptop Battery Tester. New and Upgrade hi-capacity 5200mAh/7800mAh/8800mAh laptop batteries suitable for Acer HP Packard bell Nec Fujitsu Sony Toshiba Matic Etc. Exclusive automatic restored short-circuits function,Guarantee 100% security for your machines, high quality and reasonable price! 1) Battery type:Li-ion 2) Voltage:14.8V  3) Capacity:4,800mAh 4) Warranty:1 year 5) Compatible Battery code: IBM 02K6928 02K7052 65292 02K7053 02K7054 02K7055 02K7056 65292 02K7057 02K7058 02K7059 02K7060 02K7061 FRU 02K6928 FRU 02K7053 FRU 02K7057 IB-R32L IB-R40L  6) Fit Machine models: IBM ThinkPad R33 & R40 Series Geexin Advantage: Geexin Electronic Manufactory are professionals in the manufacture and sales of high quailty, high capacity laptop batteries for all major brands laptop computers such as Acer, Compaq, Dell, Delta, Fujitsu, IBM, Liteon, NEC, Sony, Toshiba, Samsung, Asus, HP, Gericom, Mitac, IPC, Medion, Gateway, Alienware, Tiny, etc. Some unique characteristics of Geexin Electronic Manufactory batteries: 1) Electric-current Cushion Output technology means no harm for your computer by rapidly restoring short-circuits to guarantee your safety and protection. 2) Smart Automatic Detector quickly and conveniently tests laptop batteries for all major brands. 3)Individual Quality Control System ensures your safe choice on all of our products which are also backed up by our extended warranty. Geexin Electronic Manufactory also manufactures high quality CMOS RTC Batteries and AC adapters for all major brands including Sony, Dell, HP, IBM, Apple, NEC , Toshiba, Compaq, Fujitsu, Samsung and so on. Geexin Electronic Manufactory prides itself on providing the best quality products at the best price with superb customer service and follow-up shown by our consistant feedback from satisfied customers worldwide. Let Geexin Electronic Manufactory save you time and money on all your power requirements for laptop computers and be assured that our goods are all CE, MSDS ,ROHS and ISO9001:2000certified and 100% safe for use. Geexin Electronic Manufactory accepts OEM/ODM and International Agents are welcome for enquiries.