Product details:

The Sony NP-FV70A is a 7.3V, 1900mAh capacity lithium-ion battery compatible with all Handycam camcorders. Its designed with Sonys V-Series InfoLITHIUM feature, which enables it to communicate remaining time in minutes to the cameras LCD, so you know exactly how much time you have left. It can be charged while connected to the camera or off a dedicated charger, such as the AC-VQV10.Output Voltage: 7.3V.
Capacity: 6.9Wh (950mAh).
V series battery for Handycam.
InfoLithium battery.