This battery tester drops to $4.74, down from $5.93. It supports AA, AAA, C, D, 9V, and 1.5V cells, including rechargeable batteries, with an LCD readout. Shipping is free on Amazon Haul orders of $25 or more. Shop Now at Amazon
- Compatible with AA, AAA, C, D, 9V, and 1.5V batteries
- Supports rechargeable batteries
- LCD digital display
- Capacity meter for charge level reading
- Designed for home use
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Published 5/18/2026
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Popularity: 4/5
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Staff PickDeals so good we bought one ourselves
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
With promo code "FAVEDEAL20", this 2-pack of third-party 20V Max 8.0Ah lithium-ion batteries compatible with DeWalt 20V Max tools drops to $32 at eBay. Similar generic batteries cost at least $45 at Amazon. The batteries carry CE, UL, FCC, and RoHS certifications and are listed with a 5-year manufacturer warranty. Coupon ends June 14. Shop Now at eBay
- 20V Max, 8.0Ah Li-Ion
- Compatible with DeWalt DCB200, DCB201, DCB204, DCB205, DCB206
- CE, UL, FCC, RoHS, IEC, ISO9001/9002 certified
- 5-year manufacturer warranty
- Pack of 2
You'd pay $5 more at Amazon. Buy Now at B&H Photo Video
Designed for charging 14.6V LiFePO4 battery packs used in solar setups, RVs, and off-grid systems, this charger suits anyone running lithium iron phosphate batteries who needs a dedicated 50A charging solution. At $55, it's $55 off the $110 list price. Apply coupon code "VBBDKR5R" for a savings of $55. Buy Now at Amazon
- Connect quickly with included alligator-clip jumper cables
- Charge LiFePO4, lithium-ion, and NMC batteries
- 50A 14.6V output optimizes charging for 60Ah+ batteries
- Two-stage CC/CV charging with built-in electronic protections
- Run cooler under high loads to extend charger lifespan
At Amazon, you'll find deals that are at the lowest prices they've been in over a year. Shop for savings across phones, lawn care essentials, apparel basics, and more. Shipping is free for Prime members. Shop Now at Amazon
At Amazon, you'll find deals that are at the lowest prices they've been in over a year. Shop for savings across phones, electronics, lawn care essentials, apparel basics, and more. Shipping is free for Prime members. Shop Now at Amazon
As part of Amazon's Memorial Day Sale, get deals on a large selection of clearance items from across home, electronics, shoes, outdoor equipment, and more. Stock and size availability on select items may be limited. Shipping is free for Prime members. Shop Now at Amazon
Save on plant stakes, netting, seeds, sprayers, hose accessories, plant supports and more. We've pictured this Collapsible 60-Gallon Leaf Collector for $17.99 ($2 off.) Shipping is free with Amazon Haul orders of $25 or more. Buy Now at Amazon
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