Product selling point: 1. The five-stage pulse intelligent repair can solve the problems of insufficient power, low voltage and large internal resistance. The staged charging can effectively protect the battery from damage and prolong the battery life. 2. The LED intelligent digital display screen can automatically identify the battery power, current and voltage. One-click to start charging, and it will automatically stop when fully charged. It can automatically identify 12V/24V and intelligently adjust the current. 3. 220W pure copper high-frequency transformer, high conversion rate, safe and fast, equipped with exhaust port design, fast and silent heat dissipation, not easy to heat, greatly extending the service life of the charger. 4. Six intelligent protections, reverse connection, short circuit, overvoltage, overcurrent, overheating, low voltage protection to ensure safety, equipped with copper-plated alligator clips, using oxidation copper plating process, high temperature resistance, good conductivity. 5. Wide range of adaptation, suitable for all kinds of batteries, common for automobiles and motorcycles. Note: Do not charge the lithium battery. Product parameters Product Model: 400A Product power: 220W Power cord length: 120CM Clip line length: 60CM Voltage range: 110V-250V wide voltage Output current: 12V-12A/24V-9A Charging range: suitable for 12V/24V Product list: car battery charger + manual