Use a 20-volt battery in an 18-volt Dewalt cordless tool

Store and protect batteries from dirt, debris, and water

Add a handle to a large-cell battery to lift and move it

Send a starting current to large-cell batteries and fully charge them

Charge everything from large-cell to cordless tool to household batteries

Hold battery retaining clips closed to stop batteries from coming loose

Quickly make and break connections between a battery and a charger or equipment

Add or replace contacts in battery holders and circuit boards

Connect batteries to each other

Install on lift trucks and other electric vehicles to display battery condition

Add distilled water to wet-cell lead acid batteries to maintain their performance

Create an electrical connection between batteries and contacts to power equipment

Clamp to large-cell batteries to start vehicles and machines when you don't have access to an outlet

Wired together for use in portable devices such as lighting and telecommunication

Replace springs in battery holders and contacts

Display the charge level of a large-cell battery while protecting it from power surges

Turn the knob to alternate between two batteries without interrupting power

Convert one battery terminal style to another

Scrub dirt and corrosion off battery terminals

Remove acid and corrosion from batteries

Apply to battery terminals to shield them from corrosive acid fumes

Crimp battery terminals to secure them to battery cable

Replace bolts in battery terminals

Spread open and clean battery terminal clamps all at once

Connect cable to battery posts to power vehicles and machines

Measure the health of rechargeable batteries, or check if it's time to replace disposable batteries

Drain fluid under large-cell batteries to prevent pooling

Transmit power from batteries in vehicles, generators, and appliances

Stop battery acid fumes from corroding terminal posts

Swap out the battery in your Black & Decker cordless tool or keep a spare ready

Check real-time battery status from a mobile app

Swap out the battery in your Bosch cordless tool or keep a spare ready

Fit in small compartments, such as in watches, sensors, and calculators

Protect the battery inside your caliper

Swap out the battery in your Chapin cordless tool or keep a spare ready

Measure the concentration of solutions; also known as refractometers

Wired together for use in cordless phones

Measure the density of liquids to check concentration; test battery fluid for a charge

Swap out the battery in your DeWalt cordless tool or keep a spare ready

Make sure equipment stays turned off during inspection and maintenance

Store more energy than rechargeable batteries but must be replaced more frequently

House and protect power supplies, control panels, and other electrical equipment

Wired together for use in emergency lighting, such as exit signs

Swap out the battery in your Evolution cordless tool or keep a spare ready

Extend the reach of power from an outlet

Charge faster than wet- and dry-cell large-cell batteries and can recharge thousands of times

Replace virtually any part in the most common flush valve brands

Remove gears and bearings from hollow shafts and housings

Stick to drums, pails, and other containers to indirectly warm their contents

Jump-start a dead battery

Ready to connect with a terminal at one or both ends

Power portable lighting such as flashlights and barricade lights

For trucks and other vehicles that require power over an extended time

Start automobiles and other vehicles with a surge of power; must mount upright

Deliver a surge of power to start vehicles and power them over a long time; must mount upright

Last at least twice as long as standard lantern batteries

Last at least twice as long as standard sealed large-cell batteries

Shipped fully charged and maintain their charge even after months on a shelf

Swap out the battery in your Makita cordless tool or keep a spare ready

Swap out the battery in your Milwaukee cordless tool or keep a spare ready

Lightweight and long lasting for use in programmable logic controllers

Connect equipment and devices to a power source

Reduce costs and work well in high-drain devices such as digital cameras

Dispose of recyclables like paper and cans as well as batteries and light bulbs

Provide backup power for systems that require power over an extended time

Start automobiles and other vehicles with a surge of power

Deliver a surge of power to start vehicles and power them over a long time

Measure the current flowing through a circuit when the current is too high to only use a meter

Charge large-cell batteries with sunlight

Block out dirt and corrosion to protect battery terminals

Swap out the battery in your two-way radio

Power up mobile devices and other electronics

Resist abrasion while carrying current for welding