Sony BP-U90 lithium-ion battery (85 Wh) supports professional video production both on location and in the studio. Sony BP-U90 is designed to power compact XDCAM camcorders such as Sony PXW-FS7, PMW-F3L/K, PMW-200, PMW-150, PMW-100, PMW-EX3, and PMW-EX1R. It provides up to 6 hours of operation depending on the camcorder model; for the Sony PXW-FS7, this is about 3 hours. The BP-U90 supports the professional INFO function, which displays remaining capacity, charging time, and number of charge cycles on compatible equipment such as Sony chargers and camcorders.