We are special in producing ship board power supply,ship charger,marine charger Ship charger(automatic)Features:1) Use voltage: AC 220V (or 110V) ± 10%2) Charge battery: 24V3) Charge current: constant current 30A ± 2A4) Charge state:a) Switches to constant charge while battery voltage is not less than 29Vb) Switches to streamlet charge while voltage is not less than 30V and the battery is full5) ...