CORVELLAN Electric String Trimmer, 21V 4.0Ah 16000RPM Weed Wacker Edger Lawn Tool, Brushless Motor

Detailed installation guide video is available on the product page. Follow the video to finish quick and correct assembly without confusion, ensuring proper setup of all components including the three blade types and adjustable handle system. 3-in-1 Versatility Multi Function Lawn Trimmer: The cordless weed wacker includes 3 types of blades: plastic blades, straight metal blades and circular saw blades. It can quickly switch between functions-as a grass trimmer for open areas, a precision edger for sidewalks and driveways, and a brush cutter for thick weeds. The 3-in-1 weed trimmer cordless suitable for a variety of vegetation types-including soft grass, weeds, small shrubs etc. The battery-powered weed trimmer is equipped with 21V 4.0Ah lithium-ion batteries and a 16000 rpm brushless motor. The large-capacity 4.0Ah battery is equivalent to two 2.0Ah batteries for far-longer runtime. Compared to a pure copper motor, it offers the advantages of reduced maintenance, increased efficiency, and lower heat and noise levels. The cordless electric design ensures comfortable operation even after mowing for long periods. This electric weed trimmer weighs significantly less than a gas-powered model, allowing for extended use without fatigue. The adjustable handle (40 to 57 inches) and well-balanced body allow you to trim around trees, under shrubs, and along fences without having to bend over. Whether you're maintaining a small garden or a larger lawn, this battery-powered trimmer helps you get the job done with no fumes and no vibration fatigue. This electric weed wacker has a dual-switch design—you must press both switches simultaneously to start it, completely eliminating the risk of accidental activation! In addition, the machine's safety guard protects against flying debris, and the upgraded battery is made to be more heat-resistant and smoke-proof. The 0–90° adjustable blade ensures it can handle even the most challenging environments. In short, this is a tool you can fully rely on. 100% customer satisfaction is our top priority. Our after-sales team and technical staff are available 24 hours a day to provide online support. For any questions regarding usage, missing parts, product defects, battery charging, or installation, please feel free to contact us through Amazon—we will resolve your issue 100%.