Harbor Freight Tools


20V Lithium-Ion 5.0 Ah High Capacity Battery

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This dependable BAUER™ Lithium battery fits all your BAUER™ 20V cordless tools

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Product Overview

With 5.0 Ah power at your command you get 3X more run time with less downtime between charges. This BAUER™ Lithium battery delivers more power and extended run time for high demand tools. The easy-view fuel gauge tells you exactly how much power remains before you need to grab another battery.

  • 5.0 Ah capacity for high demand tools
  • Fast charging - spend less time charging, more time on the tool
  • Easy view fuel gauge displays remaining charge
  • Works with all BAUER™ 20V cordless tools
  • Delivers maximum performance on a partial charge
  • HyperMax™ Lithium provides longer life

Important Information

  • Requires BAUER™ 20V charger, sold separately. This item can only be shipped within the 48 contiguous states via Standard Ground Shipping. * Compared to BAUER™ 1.5Ah battery

Customer Videos

We think you’ll enjoy these customer-made YouTube videos about our products. They’re independent, uncut and unsponsored. They may also contain some four-letter words that aren’t “tool” and other content that’s not appropriate for children. We hope these videos help inform your tool-buying decisions. And a note from the lawyers: Products should always be used in accordance with the owner’s manual.


Battery capacity
5.0 Ah
Battery type
Lithium Ion
Battery voltage (volts)
Product Height
4.8 in.
Product Length
2.4 in.
Product Weight
1.56 lb.
Product Width
3.1 in.
Shipping Weight
1.70 lb.
Note: Specifications are approximate and subject to change


We guarantee this product to be free from defects in materials and workmanship 90 days from the date of purchase. Limitations apply.

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