SWIT PB-H290S 14.4V/28.8V BI-VOLTAGE AUTO SWITCH V MOUNT BATTERY 290WHThe dual voltage battery PB H290S provides a normal voltage of 11 16. 8 V by default. You can connect it to any normal V bracket. Cameras or other devices, and any normal voltage charger. After the batteries have been used for a while, the voltage of the cells may experience a difference and our specially designed circuit can optimize unbalanced cells to extend the battery life. Swit er en af de store spillere inden for video og tv produktion. AVS