About Long battery life for electric tools
When asked which power tool brand someone should go with, most pros and experienced DIYers will drive home the importance of battery power, battery life, and availability before they mention special features, speeds, or durability. That’s because, without reliable batteries, the tool extras.
One of the most common ways DIYers kill their batteries’ potential lifespan is by keeping them on the charger. This can cause overcharging, which will result in a drastically shorter usable lifespan. A better course of action is to remove batteries from the charger.
On the opposite end of the spectrum from overcharging, putting dead batteries away for long periods will also kill their capacity to hold a charge over time. You can avoid this by swapping to a.
At this point, it might seem like batteries are the Goldilocks of the tool world, but you should not store batteries fully charged. First, fully charging a battery will shorten its lifespan.
If they’re not paying attention, it’s very easy for a DIYer to run a battery down until it’s completely dead, but deep drains aren’t good for modern battery chemistry. Also, with older nickel-cadmium batteries, it was recommended to drain them completely before storage.
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6 FAQs about [Long battery life for electric tools]
How long do power tool batteries last?
Most power tool batteries last between 1 and 3 years, depending on how often they are used. Batteries that are used more frequently will typically need to be replaced more often than those that are used less often. The type of battery also plays a role in how long it will last – lithium ion batteries tend to last longer than lead acid batteries.
Is heat harmful to power tool batteries?
Heat is bad for batteries, but it's a common issue with power tools and their batteries. During use and charging, heat builds up inside the battery pack and damages the pack cells. To avoid this, allow the battery to cool during use.
What tools should you use larger amp-hour batteries with?
Save the smaller amp-hour batteries for drills and impact drivers, and use the larger batteries in heavy-duty tools like a circular saw or angle grinder. For instance, using a 2.0- or 3.0-amp-hour battery in these tools will drain it quickly, requiring more frequent recharges.
How should you store a battery?
To prolong the life of your power tool batteries, store them in padded bags or their original box (usually with a tool). If possible, replace the plastic cap that covered their contacts when you first bought them. Avoid storing batteries in a way that allows them to bounce around or get tossed around.
How many recharges does a tool battery have?
All rechargeable tool batteries have between 300 and 500 recharges before they’re pretty much useless, so you have to be smart about how you use them. Using the wrong battery in the wrong tool can damage both the battery and the tool.
How do DIYers kill battery life?
One of the most common ways DIYers kill their batteries’ potential lifespan is by keeping them on the charger. This can cause overcharging, which will result in a drastically shorter usable lifespan. A better course of action is to remove batteries from the charger when they’re ready and store them properly.


