Rated at 1270 mAH capacity, the Blackberry F-S1 is compatible in the following phones: Torch 9800. This Blackberry battery is brand new and comes in a sealed retail package. The f-s1 is specially made for the Blackberry cell phone. Blackberry designs and manufactures cell phone batteries to match the specific requirements of their cell phones, satisfying the most demanding customer. Only trust your phone with Blackberry original batteries. Note that a new battery's full performance is only achieved after 2-3 complete charge and discharge cycles.