S-8U63 is the replacement battery for Sony BP-U60, complete compatible with SONY Camcorder PMW-EX1/EX1R/EX3/F3, PMW-100/200, and the latest PXW-FS7, PXW-X160/180. S-8U63 can exchange digital info with the camera, and display remaining power info on the camera viewfinder. With 14.4V nominal voltage, the S-8U63 has 63Wh / 4.4Ah capacity, higher than the original battery, and can run approx 4.5 hours on SONY PMW-200 camcorder when LCD monitor is on. The S-8U63 can be charged on SWIT Dual channel charger S3602Uor SONY original charger BC-U1 single channel charger. It takes about 2 hours and 50minutes to charge from empty to 100%. And you can also use SWIT S-3010B Portable D-tap Charger for S-8U63. It will take 3 hours to fully charge.