The BLM-1 Lithium-Ion Battery Pack from Pearstone is designed to replace the Olympus BLM-1 battery. Small and lightweight, Lithium-ion batteries can be charged or discharged at any time without developing memory effects.
| Chemistry | Lithium-Ion |
| Output Voltage | 7.4V |
| Capacity | 1450mAh |
| Dimensions | 2.2 x 1.6 x 0.8" (56 x 41 x 20mm) |
| Weight | 2.6 oz (75g) |