Sony BPU70 Lithium-Ion Battery

The technical details behind this battery
Conveniently track the remaining battery capacity while retaining data communication to the camera with the Sony BPU70 Lithium-Ion Battery. This rechargeable battery is designed to communicated battery data to select Sony professional video cameras with its 4-LED gauge display. It can be fully charged for about 150 minutes. This battery works with PXW-FS7M2, PXW-FS7, PXW-FS5M2, PXW-FS5, PXW-X160, PXW-X180, PXW-X200, PXW-Z190, PXW-Z280, and PMW-300K1.
Key Features

4-LED Gauge
72Wh Capacity
Communication to Viewfinder
For Select Sony Camcorders (FS7, Etc.)
Top three reasons we think you will love this battery

High performance
Handy and portable
Works great