4.6 Whr BlackBerry Torch 9850 Touch Cell Phone Battery by Blackberry (3.7V Li-Ion) | Amstron® UltraXP 1.8PB® Portable Battery for BlackBerry Torch 9850 Touch | BlackBerry Torch 9850 Touch Cell Phone External Battery (5V 24 Whr Li-Polymer) by Amstron | Powerocks 5V 39 Whr power bank for BlackBerry Torch 9850 Touch Cell Phone |