Deals on Discount Batteries

A 3-in-1 stand that charges your iPhone, Apple Watch, and AirPods simultaneously from a single pad is a practical way to consolidate your nightly charging routine. Apply coupon code "2FLAE42Z" for a total savings of $18. Buy Now at Amazon

This Milwaukee M12 RedLithium High Output 5.0Ah XC5.0 Battery Pack, which is compatible with more than 125 M12 cordless tools, is $63 less than Home Depot charges. It comes with a 3-year manufacturer warranty and ships free. Buy Now at eBay

Amazon offers this Greenworks battery 2-pack with charger for $105. That's a 34% savings. Shipping is free.  Buy Now at Amazon

SmallRig's NP-F970-style battery is a go-to for videographers running monitors, LED lights, or other NP-F-powered accessories on longer shoots, where capacity matters more than keeping the kit light. At $60, it's $20 off the $80 list price. Buy Now at Amazon

As one of Home Depot's daily deals, get this DeWalt 20V MAX 4Ah Lithium Ion Battery 2-Pack for $60. That's $12 less than our last mention and the best deal we've seen for a 2-pack. Shipping is free. Deal ends today. Shop Now at Home Depot

Useful if your Canon MG series printer's original power adapter has died or gone missing, since OEM replacements can be hard to track down and third-party options like this are often the more practical route. Buy Now at Newegg

Useful if you've lost or damaged the original power adapter for your Behringer HA400 headphone amplifier and need a direct replacement without hunting down specs yourself. Buy Now at Newegg

Designed specifically for the Waxon AC212RN Analog Delay pedal, this adapter removes the need to track down a compatible replacement or rely on batteries during a set. Buy Now at Newegg

Handy for anyone running LED light panels that didn't come with a power supply, or whose original adapter failed — this gets you back up and running without replacing the whole fixture. Buy Now at Newegg

A longer-than-standard power cord is useful when outlets are far from your workspace, and this 10-foot adapter is worth considering if your HP Envy M7-U109DX charger has failed and you want a replacement with more reach than the original. Buy Now at Newegg

Handy for PC builders who want to run multiple ARGB fans from a single motherboard header without buying a full fan controller, keeping cable management cleaner in the process. Buy Now at Newegg

A straightforward replacement option if your original Summer Infant 02644 baby monitor power adapter has been lost or stopped working, saving you from replacing the whole monitor over a missing cable. Buy Now at Newegg

A straightforward replacement part for anyone whose Innotek Guardian underground dog fence system has a failed or missing power adapter, saving you from replacing the entire unit over one component. Buy Now at Newegg

A straightforward pick if your laptop or device needs a 19V 3A replacement charger and you'd rather not pay OEM prices for a basic power supply. Buy Now at Newegg

A straightforward pick if your Electro Harmonix Stereo Polychorus needs a replacement power supply, since purpose-built adapters like this are more reliable than chasing down universal workarounds for pedal-specific voltage requirements. Buy Now at Newegg

A straightforward pick for Eurocom 5100 Series laptop owners who need a replacement charger without sourcing one directly from the manufacturer. Buy Now at Newegg

Straightforward replacement charger for HP dv2000-series laptop owners who need a spare or have lost their original adapter. Buy Now at Newegg

A direct replacement for anyone whose ThinkPad W520 or W530 charger has died, since these workstation-class laptops require a higher 170W output that standard Lenovo adapters won't cover. Buy Now at Newegg

A third-party replacement adapter worth considering if your original Fujitsu power supply has failed and you want a lower-cost alternative to a manufacturer replacement. Buy Now at Newegg