CHARGER BATTERY 12V 6A

That looks like a standard 12V Smart Pulse Repair Charger, commonly used for automotive and motorcycle batteries. These are great for maintaining battery health, but they can be a bit intimidating if you haven't used one before.
​Here is a quick guide on how to use it safely and what those features actually do.
​How to Use It
​Safety First: Ensure the vehicle is off. If possible, disconnect the battery from the vehicle to prevent any electrical surges, though many people use these with the battery still "in-car."
​Connect the Clamps:
​Connect the Red (+) clamp to the positive terminal of the battery.
​Connect the Black (-) clamp to the negative terminal (or a metal ground on the car frame