The ACM16 is a Ni‑MH multiple battery charger that recharges up to four ABP16 packs used with CRT16 transceivers. Each of the four slots has CHG and ERR LEDs for status and fault indication. It is powered from a 4‑pole XLR input (10.5–16 Vdc, up to 4 A total) and completes a full recharge in about 3 hours. Dimensions: 206 × 160 × 37 mm; weight 460 g (580 g with PSP25‑L).