Napa Battery Charger Instructions May 2026

Ensure the car's ignition and all accessories (lights, radio) are completely off. 2. Connecting the Charger

Connect the red clip to the positive (+) terminal of the battery. Napa Battery Charger Instructions

Do not plug the charger into a wall outlet until after the clips are connected to the battery. Ensure the car's ignition and all accessories (lights,

For a battery installed in a vehicle, connect the black clip to a heavy metal part of the engine block or frame away from the battery. If the battery is outside the vehicle, connect it directly to the negative (-) terminal. Power On: Plug the charger into a grounded AC outlet. 3. Setting the Charge Do not plug the charger into a wall

Take off all metal jewelry, as it can conduct electricity and cause a short.

Use a wire brush to remove corrosion or gunk from the battery posts to ensure a strong electrical connection.