S-8i75 is a 60Wh replacement battery for SSL-JVC75, compatible with JVC Camcorder HM600/650, HMQ10 and GY-LS300. It features a 7.2V pole DC output and a 5V/1A USB charging port. With 7.2V pole DC output that allows user to power camera and other on-camera devices simultaneously, and the USB charging port is convenience for charging mobile devices, like iphone etc. S-8i75 can exchange digital info with the JVC cameras, and display remaining power info on the camera viewfinder.S-8i75 also has a 4-level LED power indicator that can give user a quick reference for remaining battery power. The S-8i75 can be charged on JVC original charger LC-2J, and SWIT also provides the Dual channel charger S-3602i for S-8i75, will take about 6 hours to charge from 0 to 100%. And you can also use SWIT S-3010D Portable Pole-tap Charger for S-8i75, It will take 9.5 hours for fully charged.