DALY Smart Tech-Charger for Li-ion & LiFePO4 batteries — 1000/1500/2000W, 24V–84V (6S–24S). IP67 waterproof (1m/30min) with isolated air-duct cooling, ≥93% efficiency, Bluetooth DALY app (6–24h timer & OTA), BMS linkage & under-voltage recovery. Portable or vehicle-mount, for RV, golf cart & ATV.