Connect the charger’s AC power cord to a grounded 120V outlet. 3. Selecting Charge Rates

Provides a high-amperage burst to assist in cranking a vehicle with a flat battery.

Quickly restores power to medium-to-large 12V batteries.

For a battery still in a vehicle, attach the Black clamp to a heavy, unpainted metal part of the engine block or chassis—away from the battery and moving parts. If the battery is out of the vehicle, attach a 24-inch 6-gauge insulated cable to the negative post first, then connect the black clamp to that cable.

A front-facing needle display that monitors the actual current being delivered to the battery. Step-by-Step Operating Instructions 1. Safety Precautions

Wear safety goggles to protect against potential acid splashes. 2. Connecting the Battery

Switch to the 70A "Engine Start" mode. Do not attempt to use this setting for more than 5 seconds at a time, followed by a 4-minute cool-down period to prevent overheating the charger. Maintenance and Troubleshooting

Never place the charger directly on top of or below the battery. Keep it as far away as the cables allow to prevent corrosion from battery fumes.