How do I check the battery life of an Audi A2?

I'm leasing an Audi A2 and want to make sure the battery is in good condition before returning it. How can I check the battery life without taking it to a mechanic?

To check the battery life of your Audi A2, you can use a battery tester or a multimeter. Start by locating the battery under the hood and carefully removing the positive and negative terminals using a wrench. Attach the positive lead of the tester or multimeter to the positive terminal and the negative lead to the negative terminal. The reading should be between 12.4-12.7 volts for a fully charged battery.

Another way to check the battery life is by starting the car and turning on all the accessories, such as headlights, radio, and AC. If they all work properly without any dimming or flickering, it means the battery is in good condition. It's important to note that if the battery has been recently charged, the reading may be inaccurate.