The Sony BP-U30 is a lithium-ion battery designed for professional video shooting in both the field and the studio. This battery is equipped with the INFO function that communicates battery status data to the PMW-EX1 camcorder.
The remaining capacity of the battery is displayed on the LCD monitor and viewfinder when the camcorder is powered on.
In the Box
Sony BP-U30 Lithium-Ion Battery - for PMW-EX1 Camcorder, INFO Function, 23 Wh