20V Electric Cordless String Trimmer 2 x 2.0Ah Battery Powered with Charger

The KOMASTY 20V Cordless String Trimmer offers a lightweight, flexible solution for maintaining small yards, tight garden spaces, and lawn borders. Powered by a 20V system with an upgraded motor reaching 9,500 RPM, this string trimmer features a 12-inch cutting swath that rapidly cuts through grass and weeds, offering an easy cordless experience without dealing with gas engines or dragging extension cords.

Space-saving storage and versatile handling are key highlights of this model. The innovative shaft folds 180 degrees in three ways, allowing the entire tool to store vertically in tight garage corners, storage closets, or apartment spaces. For working around obstacles, the tool includes a 90-degree adjustable head and a 180-degree rotatable handle. This flexibility lets you comfortably clean up sloped ground, trim underneath garden benches, and navigate tight corners. Converting the unit from grass trimming to lawn edging takes just a quick adjustment of the pivoting head.

Operation is straightforward thanks to an intelligent automatic line feed system. The trimmer monitors line length and automatically feeds fresh cord as you work, removing the frustration of manual bump feeding. The kit includes two 2.0Ah batteries and a dedicated charger. Running both batteries back-to-back delivers up to 30 minutes of total continuous power, giving you sufficient time to manage standard yard touch-ups.

However, practical trade-offs come with this lightweight design. The trimmer is not intended for excessively thick or dense grass, which can cause the line to snap. Users must keep the cutting head parallel to the ground to avoid striking hard obstacles. If the cord does break, line feed recovery requires releasing the trigger and holding both the safety lock and switch together. Furthermore, the manufacturer advises letting the batteries cool for several minutes after use before placing them on the charger to help maintain overall battery longevity.

Verdict: This tool is a strong choice for homeowners with small-to-medium yards who need a compact 2-in-1 trimmer and edger. If you want convenient folding storage and dual-battery convenience for quick maintenance jobs, it delivers practical everyday utility.

• Motor Speed: 9,500 RPM
• Cutting Swath: 12 inches
• Power System: 20V Cordless
• Batteries Included: Two 2.0Ah Lithium-ion batteries
• Total Runtime: Up to 30 minutes continuous power
• Shaft Design: 180-degree three-way folding shaft
• Head & Handle Adjustment: 90-degree adjustable head, 180-degree rotatable handle
• Line Feed System: Automatic feed

A great fit if you:

• Have a small yard, apartment garden, or limited storage space in your garage
• Want a dual-function tool that easily switches between grass trimming and lawn edging
• Prefer an automatic line feed system over manual bump-feed heads
• Need a lightweight cordless trimmer with swapable dual batteries for up to 30 minutes of runtime

Consider something else if you:

• Need to cut down excessively thick, dense, or heavy overgrown meadow brush
• Require continuous runtimes longer than 30 minutes for large properties

How long do the included batteries last?
The string trimmer comes with two 2.0Ah batteries and a charger. Together, the two batteries provide up to a total of 30 minutes of continuous power for yard work.

How do I switch between trimming grass and lawn edging?
You can simply adjust the pivoting head on the tool to transition between cutting tall grass and creating crisp edges along lawns and pathways.

What should I do if the cutting line breaks?
If the cord breaks, release the trigger completely, then press and hold the safety lock and switch at the same time to reactivate the automatic line feed system.

How should I recharge the batteries after finishing work?
For optimal performance and to protect battery lifespan, let the batteries cool down for a few minutes after finishing your yard work before plugging them into the charger.