20V 12'' Cordless String Trimmer, Grass Trimmer&Edger with 8 Replacement Spools, Battery Powered Weed Trimmer with Auto Line Feed for Garden, Lawn(2*4AH Battery and Charger Included), Green

What It Is

This is a complete 20V cordless string trimmer and edger kit, including two 4Ah batteries and a charger, designed for light to medium lawn maintenance around small to mid-sized yards.

Fitment & Compatibility

• Power system: Uses a proprietary 20V battery platform—only compatible with Grass brand 20V tools and chargers. Not interchangeable with Ryobi, DeWalt, or other universal 20V systems.
• Cutting width: 12-inch swath, suitable for edging along sidewalks, flower beds, and fence lines. Not for heavy brush or tall weeds.
• Line feed: Automatic line feed system; uses 0.065-inch pre-wound spools. Eight replacement spools are included in the box.
• Battery capacity: Two 4Ah batteries give roughly 30–40 minutes of runtime each under normal use. Charge time is about 1–2 hours per battery.
• Physical check: Confirm your yard size and weed thickness—this trimmer is best for grass and light weeds, not thick brambles or overgrown lots.

Key Things to Know

• Assembly required: Comes mostly assembled, but you’ll need to attach the guard, spool, and handle. Takes about 10 minutes.
• Auto line feed can jam: The automatic feed mechanism occasionally overfeeds or stalls; you may need to manually tap the head or re-thread the line.
• Battery life is moderate: Two 4Ah batteries cover a typical 1/4-acre lawn for one full trim/edge session. If your yard is larger, you’ll need to recharge mid-job.
• No variable speed: Single-speed trigger only. Not ideal for delicate edging near plants or mulch beds.

Should You Buy It

This kit is a solid budget-friendly choice for homeowners with small to medium lawns who want a complete, ready-to-go trimmer with extra batteries and line included. Avoid it if you need heavy-duty cutting power, variable speed control, or compatibility with a larger 20V tool ecosystem.