Deals on Discount Batteries

A straightforward replacement power adapter for the Olympus LS-10 and LS-11 voice recorders, useful if your original charger has been lost or damaged. Buy Now at Newegg

A practical buy if you've lost or damaged your original Medela Freestyle charger and don't want to pay for a first-party replacement. Buy Now at Newegg

A straightforward replacement power adapter for the HP 2511x monitor, useful if your original has failed or gone missing and you need a compatible unit without buying directly from HP. Buy Now at Newegg

A practical pick if your Dynavox V or Vmax augmentative communication device needs a replacement power adapter and you'd rather not source one directly from the manufacturer. Buy Now at Newegg

Useful if you already own a Brother P-Touch label printer that uses a 24V adapter and need a replacement or spare, since buying the manufacturer's own adapter avoids compatibility guesswork. Buy Now at Newegg

A replacement charger worth bookmarking if your Nuvision NES11-C432SSA adapter has failed or gone missing, since finding a compatible replacement for budget tablets can be surprisingly tedious. Buy Now at Newegg

Designed as a direct replacement for Ni-Cad battery packs, this is a straightforward pick if your emergency lighting or power tool battery has worn out and you'd rather replace the cell than the entire unit. Buy Now at Home Depot

A practical pick if your JBL portable speaker's original charger has died or gone missing, since this covers both wall and car charging in one package. Buy Now at Newegg

A reliable pick if your laptop or device charger has died and you need a universal replacement that can handle higher-wattage requirements, since the 15V/4A output covers a range of electronics that standard lower-amp adapters can't reliably power. Buy Now at Newegg

A 48V 25Ah LiFePO4 battery in this capacity range is commonly used for e-bikes, golf carts, and solar storage setups where you need a lighter, longer-lasting alternative to sealed lead-acid. At $209, that's about $60 off the $270 list price. Buy Now at Amazon

A solid pick if your MSI GL63 charger has died or you need a spare, since replacement laptop adapters from third-party brands like Yustda tend to run cheaper than OEM options while still matching the original wattage specs. Buy Now at Newegg

Useful if your Advueu monitor's original power adapter has failed or gone missing, since replacement power bricks for budget LCD monitors can be surprisingly hard to track down at a fair price. Buy Now at Newegg

Designed for 24V electric wheelchair and mobility scooter battery systems, this charger is a practical replacement or backup if your original unit has failed or gone missing. Buy Now at Newegg

Handy for replacing a lost or failed 12V adapter without buying a whole new device, and the universal AC/DC design means it works across a range of electronics that share the same voltage requirement. Buy Now at Newegg

Designed for Yamaha DTX532K owners who've lost or damaged their original power supply, this adapter saves you from hunting down a proprietary replacement through Yamaha directly. Buy Now at Newegg

A straightforward replacement option for anyone whose original Yamaha HD-200 power adapter has failed or gone missing, saving you the hassle of tracking down a manufacturer-specific part. Buy Now at Newegg

A straightforward replacement option if your On-Q/Legrand PW7760 power supply has failed and you need a compatible 12V DC adapter without sourcing one directly from the manufacturer. Buy Now at Newegg

A straightforward pick for Nationals fans who want to keep their phone charged on a desk without a cable, since it doubles as a small piece of team decor. Buy Now at Fanatics

A solid desk accessory for Giants fans who want to cut down on cable clutter, since it combines a full-size mouse pad with a 15W wireless charging pad in one unit. Buy Now at Fanatics