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How to choose the right battery capacity

Shop for Cordless Impact Drivers

Ask yourself the following when selecting a cordless impact driver, to ensure you choose the right battery capacity for your needs:

How long do you need the battery to last?

Building decking Quite simply, if you are planning on using your cordless impact driver for more time-consuming tasks, where you will be relying on the battery to run for longer, you should consider selecting one with a larger battery capacity.

Do you have a spare battery?

Cordless impact driver with two batteries If you have a spare battery for your tool, then it never has to be out of use, as you can use your spare battery while the other is charging. If this is the case, then the battery’s capacity does not necessarily matter too much.

How much are you looking to spend?

Piggy bank The larger the battery’s capacity, the more expensive it is likely to be. If you are not looking to spend too much but don’t want your tool to be out of use, then it may be better to purchase two batteries of a smaller capacity rather than one large one.

Battery capacity summary

Using a cordless impact driver to do a repetitive task WONKEE DONKEE says…

A battery with a higher AH rating has a larger capacity and will run for longer between charges, compared with a smaller capacity battery doing the same task. However, a tool with a larger battery capacity is likely to be more expensive!