The Promaster NP-FE1 Lithium-Ion Battery Pack works with the same cameras as the Sony NP-FE1. This replacement battery pack features a capacity of 500mAh and 3.7V of output power. Small and lightweight, Lithium-Ion batteries can be charged or discharged at any time without developing memory effects.
What's in the box
Promaster NP-FE1 XtraPower Lithium Ion Replacement Battery for Sony