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-8160A is a lightweight 190Wh Gold-mount battery, it has a 4-level LED indicator to give the user a view of remaining power before mounting to camera, and a connecting shoe for wireless receiver S-7002.