4XEM Batteries & Power Protection

Batteries, chargers, adapters and power protection are crucial for the operation of many devices. Make sure that you have the right type of battery on hand so as not to run out of power at a crucial time. Chargers and adapters can help bring necessary power when you need it. Power protection devices will guard your electronics against unexpected surges and outages. Whatever your needs, you'll find the right solution just by browsing our selection.

Alkaline Batteries

As with electronic devices, batteries come in all shapes and sizes. Make sure to find the battery that is compatible with your device for maximum performance. Alkaline batteries are among the most common types, and are available in standard, easy-to-find packages. They are suitable for a number of different devices.

Lithium Batteries

A lithium battery can provide greater performance for electronic devices. Lithium batteries typically last longer and weigh less than alkaline batteries, and are perfect for carrying around those high-draining devices. They come in a variety of standard sizes and packaging, making it easy to choose the right solution for your device.

Chargers and Adapters

You may find yourself in need of an additional charger or adapter for your device, perhaps as a replacement or to take on the road. Browse our selection of chargers and adapters to find the best ones for your device. Choose from wall chargers, auto chargers, universal chargers and portable power sticks to keep your devices ready for use.

Laptop Replacement Batteries

Your laptop is an important device for home, school, office and more.. When it's time for a new battery, look no further than our selection of laptop replacement batteries, available from both the original manufacturer or a compatible replacement.

UPS/Battery Backup

Keep your plugged-in electronics safe from unexpected power surges and outages with a battery backup or uninterruptable power supply (UPS) system.

Power Inverters

Power inverters are great for use on the road. They connect to your vehicle's power supply, allowing you to connect devices via AC or USB.

Rechargeable Batteries

Each year, tons of batteries are disposed of in landfills. Choose a greener option for your electronic devices by investing in rechargeable batteries. Whether you’re looking for standard sizes such as AAA, AA, C, D, 9-volt, or a custom battery for your device, we have a wide selection of rechargeable batteries to choose from so your power needs are covered.

Watch, Calculator & Specialty Batteries

Looking for a hard-to-find battery for your watch, calculator or other device? We offer a number of batteries suitable for everything from hearing aids to GPS devices to medical equipment. Make note of the model number of your device before checking our selection.

A/V Batteries (Audio & Video)

A/V devices, including cameras, camcorders, music players, cell phones, cordless phones, two-way radios, PDAs, and DVD players may need special AV batteries (audio and video). Look at the model number of your device before browsing our selection.