The 2-channel SC-304S V-Mount Charger from SWIT is a simultaneous charger for Sony and SWIT V-mount batteries. The charger can automatically recognize the type of battery being charged (Li-ion, Ni-MH and Ni-Cd). The charging output is 14 to 20 VDC/1.9A each channel. The SC-304S has LED charging indicators on the front panel which indicates the real time capacity of each channel by different colors when charging.