D-3004A is a 4-channel simultaneous charger for gold mount batteries, with 1 channel discharging function. It will self-identify Li-Ion / Ni-MH batteries, and launch the compatible charging program. The 4-level LEDs indicate the charging status of each channel. D-3004A is compatible with SWIT Gold Mount batteries, including Li-ion, Ni-MH and Ni-Cd batteries, and can clear the memory effect of Ni-Cd batteries.

S-8172A is the split style Gold-mount battery, which can be split into 2 parts of total 160Wh capacity. It meets the regulations of IATA. D-tap DC output makes it possible to power the camera and other equipment simultaneously. It has a 4-level LED indicator to give the user a view of remaining power and a connecting shoe.