21V Cordless 3-in-1 Trimmer
🔥No tangled cords, 3 interchangeable blades & adjustable design. Dual lithium battery kit delivers all-day yard trimming for small & medium lawns. 🌿
Cordless 3-in-1 Grass Trimmer Edger Mini Mower, 21V Powerful Yard Tool With Dual Batteries
3-in-1 Use Trim, edge & mini mow
21V Cordless Move freely outdoors
2 Batteries Included More flexible working time
Adjustable Design Shaft, handle & head
🚀 Why You’ll Love It
⚡3-in-1 Multi Cutting Mode, 3 Blades Included
Nylon line for soft grass; metal blade for thick weeds; saw blade for small branches. One tool handles trimming, edging & mini mowing. No extra lawn gear required.
🔋21V High-Torque Brushless Motor + Dual Battery Option
Powerful stable output, less vibration. Advanced kit comes with 2 rechargeable batteries, swap batteries non-stop without waiting to charge.
📏Fully Adjustable Ergonomic Design
74–80 inch telescopic shaft, 180° rotating auxiliary handle & 90° adjustable cutting head. Fit tall & short users, trim sloped & tight spaces effortlessly.
🛞Rolling Support Wheels for Smooth Edging
Built-in guide wheels keep even cutting height, create crisp clean lawn borders without uneven scratches.
🪶Lightweight Durable Build (Only 10 Lbs)
ABS + aluminum alloy structure, easy to hold for seniors & women. Low fatigue for long-time yard work.
🔌Cordless Free Movement
No cord tangling, freely move across lawns, sidewalks, patios and garden borders.
✅ Small residential lawns & backyard gardens
✅ Fence lines, flower bed borders & tree bases
✅ Sidewalk, driveway & patio edge trimming
✅ Thick weed removal & thin shrub pruning
✅ Narrow gaps where large push mowers can’t reach
🔧 Three Cutting Options Included
Switch the cutting accessory based on the job, from soft grass trimming to thicker weeds and tougher brush.
✅ Nylon Trimmer Line — for soft grass, lawn borders, and light trimming.
✅ Metal Blade — for thicker weeds and denser vegetation.
✅ Saw Blade — for tougher brush and small branches.
💡 Ready To Work In Four Steps
1️⃣ Charge the included batteries before first use.
2️⃣ Install the nylon line, metal blade, or saw blade based on the task.
3️⃣ Adjust the shaft, handle, and cutting head to a comfortable position.
4️⃣ Trim steadily across grass, edges, weeds, or brush.
⚠️ Safety Reminder: Turn off the machine and remove the battery before changing accessories, cleaning, or storing the tool.
📌 Product Details
| Product Type |
Cordless Grass Trimmer, Edger & Mini Lawn Mower |
| Power Source |
Rechargeable Lithium Battery |
| Voltage |
21V |
| Motor Type |
Brushless Motor |
| Functions |
Grass Trimming, Lawn Edging, Mini Lawn Mowing |
| Cutting Swath |
13.7 Inches |
| Shaft Type |
Adjustable Telescopic Shaft |
| Height Range |
Approx. 74–80 Inches |
| Auxiliary Handle |
180° Adjustable |
| Cutting Head |
90° Adjustable |
| Wheel Design |
Rolling Support Wheels |
| Body Material |
ABS, Aluminum Alloy & Steel Components |
| Weight |
Approx. 10 lbs |
| Battery Included |
Yes, 2 Batteries Included |
| Charger Included |
Yes |
📦 Package Includes
✅ Cordless Grass Trimmer x 1
✅ 21V Rechargeable Battery x 2
✅ Charger x 1
✅ Saw Blade x 1
✅ Metal Blade x 1
✅ Nylon Trimmer Line x 1 Set
💎 Precautions
21V 3-in-1 Cordless Trimmer Complete User Instructions
1. Pre-Use Safety Warnings
- Wear safety goggles, work gloves & closed-toe shoes before operation.
- Remove battery before installing blades, adjusting or cleaning the machine.
- Clear stones, branches and debris from lawn to avoid blade bouncing.
- Keep kids & pets at least 10ft away during trimming.
- Do NOT use in rainy, damp or slippery conditions.
- Only use original 21V batteries & matching charger.
2. Battery Charging & Installation
- Fully charge battery before first use (3–4 hours for full power).
- Slide charged battery firmly into the machine’s battery slot until it clicks locked.
- To remove battery: press the release button and pull out horizontally.
- Dual-battery kit suggestion: swap batteries mid-work for non-stop trimming.
3. Adjustable Structure Setup
Telescopic Shaft
Twist the lock sleeve counterclockwise, pull/push the tube to fit your height (74–80 inches), then twist clockwise to lock tight.
Auxiliary Handle
Loosen the knob, rotate the handle 180° to your comfortable angle, retighten the knob.
Cutting Head Angle
Unlock the head joint, tilt 0–90° for edging or low-ground trimming, lock after adjustment.
Support Wheels
Mount the rolling wheels when you need neat lawn edging for smooth, even cuts.
4. Blade Installation (3 Cutting Attachments)
⚠️ Always take battery out first
- Unscrew the anti-loose nut counterclockwise (reverse thread design).
- Match the notch on the spindle, place your chosen blade:
- Nylon line: soft grass, light lawn trimming
- Metal blade: thick weeds, overgrown grass
- Saw blade: small twigs & dense brush
- Put the gasket back, tighten the nut firmly.
5. How to Start & Stop the Trimmer
- Two-step safety startup: Press the safety lock button first, then squeeze the trigger.
- Release the trigger to stop cutting; blades will spin down gradually.
- Never leave the machine running unattended.
6. Operation Guide for 3 Modes
Mode 1 – String Trimming (Nylon Line)
Hold the machine level, move slowly side-to-side across lawn surface for uniform grass trimming.
Mode 2 – Lawn Edger (Metal Blade + Wheels)
Tilt the cutting head vertically, roll wheels along sidewalk/garden border to create clean sharp edges.
Mode 3 – Mini Mower / Brush Cutter (Saw Blade)
Lower the head slightly to cut dense weeds and thin branches around trees & fences.
7. Post-Use Cleaning & Maintenance
- Remove battery after finishing work.
- Wipe grass clippings, dirt off blade head, shaft and vent with a dry brush/cloth.
- Do NOT rinse the whole machine with water to prevent motor rust.
- Check blades regularly; replace dull or cracked blades immediately.
- Store in dry indoor space, separate battery if long-term storage.
8. Troubleshooting
- Machine won’t start: Check battery charge; confirm safety lock is pressed before trigger.
- Weak cutting power: Battery low; switch to fully charged spare battery.
- Blade stuck: Power off & take battery out, clear tangled grass around cutting head.
- Line breaks often: Replace with new matching nylon line.
Make Yard Cleanup Faster & Easier
Add this 21V cordless 3-in-1 trimmer kit to your yard tools and keep your lawn edges, weeds, and garden areas looking clean.
