The PS-BLS1 Lithium-Ion Battery Pack from Pearstone is designed to replace the Olympus PS-BLS1 battery. Small and lightweight, Lithium-Ion batteries can be charged or discharged at any time without developing memory effects.
| Chemistry | Lithium-Ion |
| Output Voltage | 7.2V |
| Capacity | 1100mAh |
| Dimensions | Not Specified by Manufacturer |
| Weight | Not Specified by Manufacturer |