Type: Ni-MH Voltage: 12V Capacity: 3500mAh Weight: 550g Factory outlet, you can get the best deal and professional after-sale service FCC, CE and RoHS certified, 100% compatible with the originals and may exceed the performance of OEM products No memory effect, can be charged or discharged as needed without loss of capacity Replace: FESTOOL 497019, 498336, 498338, 564247, 398338, C12, C12LI, T12+3 Fit for: FESTOOL: BPS12C, BPS12S, BPC12 Note: It's recommended that the battery should be fully charged and discharged 3 times after you receive the battery. For transport safety, our batteries are not fully charged before leave the factory. After use, please charge the battery after cooling. Package Includes: 1x Battery.