Before connecting any equipment, ensure your work area is well-ventilated to disperse hydrogen gas that may be generated during charging.

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.

Use safety glasses and gloves to protect against battery acid and potential sparks.

NAPA chargers range from manual models to "smart" microprocessor-controlled units. Napa Battery Charger and Noco Genius 10 - How They Work

Connect the red clip to the positive (+) terminal of the battery.

Operating a NAPA battery charger involves a standard safety sequence to protect your vehicle's electronics and prevent sparks. Whether using a portable maintainer or a heavy-duty bench charger, the following steps provide a universal guide for safe use. 1. Safety and Preparation