5a, Charger cord 90 centimeters, the output line 75 centimeters The input voltage: 165-280 - v 50 hz Output voltage: 14.2 V DC Output current: 15a Used batteries, battery and maintenance-free battery need to add water Cooling mode: Forced cooling (side built-in fan) Rechargeable battery: 12 v20ah - 150 ah Suitable for battery voltage: 12 v 14 v output voltage: