Use the chart below to help you determine what type of batteries you may have in your home or office. We offer pros and cons, as well as examples of electronic products that use that particular battery. There’s also a guide you can download as a printable reference.

Battery Type
Commonly Found In
Pros
Cons

Alkaline

  • Alarm Clocks
  • Calculators
  • Flashlights
  • TV remote controls
  • Remote control toys

Higher energy density.

Moderate discharge rate.

Cheap.

Most of them are non rechargeable.

Lithium Primary

  • Car keyless entry remotes
  • Watches
  • Pacemakers
  • Fire alarm devices

High energy density.

Long shelf life.

Can’t be recharged.

Nickel Cadmium

  • Cordless Power Tools
  • Cordless Phones
  • Digital Cameras and Video Cameras
  • Two-Way Radios

Good performance.

Least expensive of secondary batteries.

Can be recharged up to 1,000 times.

Moderate energy density.

Rapid discharge.

Toxic.

Nickel Metal Hydride

  • Cell Phones
  • Cordless Power Tools
  • Cordless Phones
  • Digital Cameras
  • Two-Way Radios

Cadmium-free.

Good performance.

Can be recharged up to 1,000 times.

Performs well in high drain devices.

Lithium Ion

  • Cell Phones
  • Cordless Power Tools
  • Cordless Phones
  • Digital Cameras
  • Laptop Computers
  • Two-Way Radios

High energy density.

Moderate discharge rate.

Performs well in high drain devices.

Excellent performance.

Lighter weight.

Small Sealed Lead Acid

  • Mobility Scooters
  • Fire Emergency Devices
  • Emergency Exit Signs
  • UPS Back-Up Batteries

Moderate energy density.

High discharge rate.

Toxic.