1. Introduction
Thank you for choosing the DEGGE Cordless Electric Weed Wacker, Model JY-LM2401. This 2-in-1 string trimmer and lawn edger is designed for efficient and convenient yard maintenance. This manual provides essential information for safe operation, assembly, maintenance, and troubleshooting to ensure optimal performance and longevity of your tool.

Figure 1: DEGGE Cordless Electric Weed Wacker
2. Safety Instructions
Always follow basic safety precautions to reduce the risk of fire, electric shock, and personal injury when using this product.
- Read the Manual: Understand all instructions before operation.
- Wear Protective Gear: Always wear safety glasses or goggles, long pants, sturdy footwear, and hearing protection.
- Keep Area Clear: Ensure no bystanders, children, or pets are within 50 feet (15 meters) of the operating area.
- Inspect Before Use: Check for loose parts, damage, or obstructions. Ensure the battery is fully charged and properly installed.
- Avoid Wet Conditions: Do not operate the tool in rain or wet conditions.
- Use Correct Line: Only use the specified nylon cutting line. Do not use metal wire or other materials.
- Double-Switch Safety: The tool features a secure double-switch safety mechanism. Always press the safety button before engaging the trigger. Release the trigger to stop the tool immediately.
- Battery Safety: Use only the charger provided. Do not charge batteries in damp or wet locations.
3. Package Contents
Verify that all items are present upon unpacking:
- DEGGE Cordless Electric Weed Wacker unit
- 2 x 3.0Ah 21V Batteries
- Battery Charger
- 8 x Replacement Spools
- Protective Flower Guard
- User Manual
4. Components Overview
Familiarize yourself with the main parts of your weed wacker:
- Main Handle: Ergonomic soft-grip handle with safety switch and trigger.
- Front Handle: Adjustable for comfortable grip and control.
- Telescopic Shaft: Adjustable length for user comfort and reach.
- Cutting Head: Houses the spool and cutting line. Rotates for edging function.
- Protective Guard: Shields the user from debris and protects plants.
- Battery Compartment: Location for inserting the 21V battery.
- Wheels: Assist in edging mode for stable operation.

Figure 2: Battery and Dual Safety Switch
5. Setup
5.1 Assembly
Follow these steps to assemble your weed wacker:
- Attach the protective guard to the cutting head.
- Connect the telescopic shaft sections, ensuring they click securely into place.
- Adjust the front handle to a comfortable position.
For a visual guide on assembly, please refer to the official installation video:
Video 1: How to install DEGGE Cordless Electric Weed Wacker. This video demonstrates the step-by-step process of assembling the weed wacker, including attaching components and securing connections.
5.2 Battery Charging and Installation
Before first use, fully charge both 21V 3.0Ah batteries. The charger included is designed specifically for these batteries.
- Connect the charger to a power outlet.
- Insert the battery into the charger. The indicator light will show charging status.
- Once fully charged (approximately 3.5 hours per battery), remove the battery from the charger.
- Insert a charged battery into the battery compartment of the weed wacker until it clicks into place. Ensure it is properly seated.

Figure 3: Extended Runtime with 2 Batteries
6. Operating Instructions
6.1 Powering On/Off
To start the weed wacker, press the safety button located on the main handle, then squeeze the trigger. To stop, release the trigger. The tool will stop immediately.
6.2 Adjusting for Comfort and Reach
The telescopic shaft can be adjusted from 49.6 inches to 57.5 inches (126-146cm) to suit your height and reach. Loosen the locking collar, extend or retract the shaft, and then tighten the collar securely. The front handle can also be adjusted for optimal balance and control.

Figure 4: Fold & Extend Design for Adjustable Length
6.3 Trimming Function
Hold the weed wacker firmly with both hands. Position the cutting head parallel to the ground. Move the trimmer in a sweeping motion across the area to be cut. The 650W motor provides 8,500 RPM for effective cutting of grass and weeds. The 12-inch cutting swath allows for efficient coverage.

Figure 5: Powerful 650W Motor
6.4 Edging Function
To switch to edging mode, rotate the cutting head 90 degrees. The integrated wheels will help guide the tool along sidewalks, driveways, and flower beds for clean, crisp edges. Ensure the flower guard is in place to protect desired plants.

Figure 6: Pro-Grade Edging

Figure 7: Flower Guard in Use
6.5 Automatic Line Feed System
The weed wacker features an auto-feed system that automatically releases 0.5cm of cutting line at each start-up. This maintains a consistent 12-inch cutting swath without the need for manual bumping. The included 4-meter line ensures extended use before replacement.

Figure 8: Auto Feed Spool
For a general overview of the DEGGE Cordless Electric Weed Wacker in action, including its features and ease of use, please watch the following video:
Video 2: DEGGE Cordless Electric Weed Wacker. This video provides a concise demonstration of the weed wacker's key features and operational benefits.
7. Maintenance
7.1 Cleaning
After each use, disconnect the battery and clean the tool. Remove any grass clippings, dirt, or debris from the cutting head, guard, and ventilation openings. Use a damp cloth; do not use harsh chemicals or abrasive cleaners.
7.2 Spool Replacement
When the cutting line is depleted, replace the spool with an original DEGGE replacement spool. The product includes 8 replacement spools. Refer to the assembly instructions or the official installation video for guidance on accessing and replacing the spool.
8. Troubleshooting
If you encounter issues with your DEGGE Cordless Electric Weed Wacker, refer to the following common solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Tool does not start | Battery not installed correctly or discharged; Safety switch not engaged. | Ensure battery is fully charged and properly inserted. Press the safety button before squeezing the trigger. |
| Cutting line not feeding automatically | Spool is empty; Line is tangled or jammed. | Replace the spool with a new one. Disconnect battery and clear any obstructions from the cutting head. |
| Reduced cutting performance | Cutting line is too short or worn; Motor overloaded. | Allow the auto-feed system to release more line or replace the spool. Avoid forcing the tool through excessively thick vegetation. |
| Excessive vibration | Damaged cutting line or spool; Loose components. | Inspect cutting line and spool for damage and replace if necessary. Check all connections and tighten any loose parts. |
9. Specifications
| Feature | Specification |
|---|---|
| Model Number | JY-LM2401 |
| Motor Power | 650W |
| No-Load Speed | 8,500 RPM |
| Battery Voltage | 21V |
| Battery Capacity | 3.0Ah (x2 included) |
| Runtime (per battery) | Up to 35 minutes |
| Charging Time | Approx. 3.5 hours per battery |
| Cutting Swath | 12 inches |
| Adjustable Shaft Length | 49.6" to 57.5" (126-146cm) |
| Item Weight (with battery) | 5.9 lbs (2.67 kg) |
| Product Dimensions | 57.5 x 12 x 5 inches |
10. Warranty and Support
For warranty information, technical support, or replacement parts, please contact DEGGE-US directly. Keep your purchase receipt as proof of purchase. Contact details can typically be found on the product packaging or the official DEGGE website.