How To Test A Drill Battery. The drill didnt work at all with one battery and just turned slowly for about 2 seconds with the other so I assumed the batteries were flat and so ordered a new charger. And there is more than one way to test a drill battery.

Use a third-party app to test an Android battery. Check the voltage output and current output on the battery charger. Plug the battery in and charge it for at least an hour.
Disconnect the wires leading from the switch to the drill motor.
If this doesnt work it may be time to buy a new battery. After a day open the app to view information on the health of your battery. A cordless drill accompanies a wide scope of highlights some are important for any sort of drill however a few highlights are selective to a high power cordless drill. But in a scenario of online purchase you need to test it yourself.

