Brand New | Battery Type: Ni-Mh | Voltage: 18 Volt | Capacity: 3600mAh Replace for Black and Decker HPB18-OPE HPB18 A1718 A18 A18E Firestorm FS180BX FS18BX FS18FL FSB18 NST2118 Cordless Power Tools No memory effect, can be charged or discharged as needed without loss of capacity Inspected and tested before leaving the factory. Products are CE certified, tested by manufacturer to match OEM products. Impact-resistant outer case is engineered to protect your battery from damage when working 30 days money back,1 year free exchange. Any question, tell us, we will answer your question in 24 hours