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Wahl Stainless Steel Lithium Ion 2.0+ Slate Beard Trimmer - Model 9864 Review

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By Best Choice team
Checked icon Last updated - March 2, 2026
8.9

Verdict overview

  • Simple to use 9.1
  • Long life 8.4
  • For traveling 9.1
  • Battery Duration 9.1
  • Simple to clean 9.1
Pros
  • Versatile with multiple attachments.
  • Impressive battery life.
  • Solid build quality.
Cons
  • Possible hair pulling issue.

Tech specs

product dimensions1.2 x 1.4 x 6.2 inches 12.8 ounces

Product Overview

I recently had the pleasure of trying out the Wahl Clipper Lithium Ion 2.0 Slate Beard Trimmer and I must say it was a great experience. This all in one trimmer features four different attachment heads, making it perfect for a wide variety of grooming needs. With stainless steel blades, long lasting lithium ion battery, and 12 individual guide combs, this trimmer is sure to make your grooming routine easier and more efficient.

The first thing I noticed about the Wahl Clipper Lithium Ion 2.0 Slate Beard Trimmer was how easy it was to use. The ergonomic design makes it comfortable to hold and maneuver, even for extended periods of time. The four different attachment heads allow you to easily switch between trimming your beard, mustache, hair, and detailing. The precision detailer head is great for clean up and complex designs while the rotary ear and nose trimmer head provides a hygienic grooming experience by keeping your nose and ear trimming separate.

The lithium ion 2.0 technology allows for 6 hours of continuous run time on a single charge which means months of usage between charges. This makes the trimmer perfect for travel as it has worldwide voltage so you can use no matter what country you re in 110v, 220v or dual voltage . Plus the stainless steel blades are designed to last longer than traditional blades so you don t have to worry about replacing them anytime soon!

The twelve individual guide combs included with the Wahl Clipper Lithium Ion 2.0 Slate Beard Trimmer are also very helpful as they allow for a wide variety of cutting lengths from short 1/16 to long 1 . The comb attachments are easy to attach and remove which makes switching between settings much simpler than with other models I ve tried in the past. Additionally, the blades themselves are easy to clean which helps keep your grooming routine hygienic and efficient so that you can maintain healthy skin and hair all year round!

Overall, I am very pleased with my experience using the Wahl Clipper Lithium Ion 2.0 Slate Beard Trimmer. It has been my go to trimmer since I first tried it out! This trimmer is perfect for anyone looking for an all in one solution that offers convenience and versatility in a single package whether you re at home or traveling abroad! Highly recommend this product!

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Frequently asked questions

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The secret behind our reviews

By Best Choice team

Best Choice Team is your go-to source for curated product recommendations across various categories. Leveraging years of industry experience and advanced AI technology, we analyze data from multiple sources to bring you the most relevant and up-to-date product lists.

Our AI-driven approach allows us to streamline the selection process, ensuring that the products we feature align with current market trends and consumer preferences. We aim to provide content that helps you navigate your purchasing decisions with greater ease.

Users reviews

89% of reviewers would recommend to a friend, Based on 9,788 Reviews

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