The BPS-FV50 Lithium-Ion Battery Pack from Pearstone is a rechargeable lithium-ion battery, and replaces the Sony NP-FV50 battery. The battery has an output voltage of 8.4V and a capacity of 675mAh.
| Chemistry | Lithium-ion (rechargeable) |
| Capacity | 675mAh |
| Output Voltage | 8.4V |
| Dimensions | 1.3 x 0.8 x 1.8" (32 x 20.5 x 45mm) |
| Weight | 1.8 oz (51g) |