Manufacturer: Denaq Model: DQ-02K6928-8 Capacity: 4400mAhType: Battery Cell count: 8 IBM ThinkPad R: R32 R40 Codes: 02K7057 02K7055 02K7056 02K7058 02K7059 02K7060 02K7052 02K7061 02K7053 02K6928 02K7054