How Do You Uncharge a Battery?

If you want a battery to discharge completely, it's best to use a specialised charger with a refresh functionality. Another way is to put a battery in a flashlight or other device and let it stay on until the battery is empty.

How do you discharge a battery quickly?

Turn on WiFi, Bluetooth, the flashlight, and anything else you can find. Open a bunch of browser tabs and apps. If you can, set your screen lock to "Never." This will drain the battery really quickly.

How do you discharge a lead-acid battery?

Discharge the lead-acid battery

To select your values, turn the dial button on the front of the machine until the word 'Setup' is highlighted. Press the dial button to select. The screen will now display some options: discharge, date/time, backlight and exit.