1. Introduction
Thank you for choosing the Mrzneaoch 24V Cordless Electric String Trimmer/Edger. This manual provides essential information for the safe and efficient operation, maintenance, and troubleshooting of your new tool. Please read this manual thoroughly before first use and retain it for future reference.
2. Safety Instructions
Always prioritize safety when operating power tools. Failure to follow these instructions may result in serious injury or property damage.
- Wear appropriate personal protective equipment (PPE), including safety glasses, gloves, and sturdy footwear.
- Keep children and bystanders at a safe distance (at least 50 feet) from the operating area.
- Inspect the work area for debris, rocks, or other objects that could be thrown by the trimmer.
- Ensure the battery is fully charged before use and properly inserted.
- Never operate the trimmer in wet conditions or rain.
- Always disconnect the battery before performing any maintenance, cleaning, or blade changes.
- Use only Mrzneaoch approved replacement parts and accessories.
- Do not force the tool; allow the trimmer to work at its own pace.
3. Package Contents
Verify that all items are present in your package:
- 1 x Cordless Electric String Trimmer/Edger (650W)
- 2 x 24V Lithium Batteries (1500mAh each)
- 1 x Fast Charger
- 10 x ABS Plastic Blades (for tender grass)
- 4 x Stainless Steel Blades (for lawn maintenance, small shrubs)
- 2 x Alloy Circular Saw Blades (for cutting crops, shrubs, branches)
- 1 x Safety Glasses
- 1 x Pair of Gloves
- 1 x Wrench

Image: The Mrzneaoch 24V Cordless Electric String Trimmer/Edger along with its complete set of accessories, including batteries, charger, various blades, safety glasses, gloves, and a wrench.
4. Product Overview
Familiarize yourself with the components of your electric trimmer:

Image: A detailed diagram illustrating the various parts of the Mrzneaoch Cordless Trimmer, including the safety lock, switch, operating handle, lithium battery, auxiliary handle, length adjustment button, head covert button, cutting shield, motor, and cutter head.
- Safety Lock: Prevents accidental starting.
- Switch: Activates the motor.
- Operating Handle: Main grip for control.
- Lithium Battery: Provides power to the motor.
- Auxiliary Handle: Provides additional grip and control.
- Length Adjustment Button: Allows telescopic rod adjustment.
- Head Covert Button: Used for adjusting the mower head angle.
- Cutting Shield: Protects against debris.
- Motor: Powers the cutting blade.
- Cutter Head: Holds the selected blade.
5. Setup
5.1 Charging the Battery
- Insert the 24V Lithium battery into the fast charger.
- Plug the charger into a standard electrical outlet.
- Allow 2-3 hours for a full charge. The charger indicator light will change to confirm charging status.
5.2 Attaching Blades
Ensure the battery is removed before attaching or changing blades.
- Select the appropriate blade for your task (plastic, stainless steel, or alloy circular saw blade).
- Align the blade with the cutter head and secure it using the provided wrench. Ensure it is firmly attached.
5.3 Adjusting the Telescopic Rod and Handle
The trimmer features an adjustable telescopic rod and handle for user comfort and versatility.

Image: The Mrzneaoch Cordless Trimmer demonstrating its foldable and retractable design. The pole length is adjustable between 39.3-50.3 inches (approximately 100-128 cm), and the pole can be folded for compact storage.
- Telescopic Rod: Press the length adjustment button and extend or retract the rod to your desired height. The pole length is adjustable between 39.3-50.3 inches (approximately 100-128 cm).
- Auxiliary Handle: Loosen the knob on the auxiliary handle to adjust its position for a comfortable grip. Tighten the knob to secure it.
- Foldable Design: The pole can be folded to reduce space for storage when not in use.
6. Operating Instructions
6.1 Starting and Stopping the Trimmer
The trimmer is equipped with a dual control switch for safety.

Image: The Mrzneaoch Cordless Trimmer showing its mower head adjustable within 0-90 degrees by pressing a button. The image also highlights the protective switch and start switch, forming a dual control system to prevent accidental operation.
- Insert a charged battery into the battery slot until it clicks into place.
- To start, press and hold the protective switch (safety lock), then press the main power switch.
- To stop, release the main power switch.
6.2 Trimming and Edging
The trimmer's head can be adjusted for various tasks.
- Adjustable Mower Head: Press and hold the head covert button to adjust the mower head angle from 0-90 degrees. This allows for trimming in corners, around flower beds, and for edging.
- Metal Safety Anti-Collision Strip: Utilize the metal guard to keep the blade away from hard surfaces like stones or walls, protecting the blade and preventing damage.

Image: The Mrzneaoch Cordless Trimmer in use, showing its metal safety anti-collision strip protecting the blade from stones and walls. Icons below indicate features like a pure copper motor, fast cutting, bass noise reduction, and telescopic design.
6.3 Blade Selection for Different Tasks
Choose the correct blade for optimal performance and safety:

Image: A visual guide to the multifunctional capabilities of the Mrzneaoch Cordless Trimmer, showcasing three types of blades: plastic blades for mowing tender grass, steel blades for mowing lawns and cutting small shrubs, and a 40-tooth circular saw blade for cutting twigs and shrubs.
- Plastic Blades: Ideal for mowing tender grass and light weed trimming.
- Stainless Steel Blades: Suitable for general lawn maintenance and cutting small, soft shrubs.
- Alloy Circular Saw Blades: Designed for tougher tasks such as cutting crops, thicker shrubs, and pruning small branches.
6.4 Usage Examples
The Mrzneaoch trimmer is versatile for various outdoor tasks.

Image: A woman operating the Mrzneaoch Cordless Trimmer in a garden, demonstrating its ease of use. The image also highlights key features such as 24V 3600mAh battery, 24V 18000rpm motor, telescopic pole (0.95m-1.3m), light weight (3.28 lbs), and low noise operation.
The following video demonstrates the Mrzneaoch Cordless Electric Trimmer in action, showcasing its effectiveness in various trimming scenarios.
Video: A user demonstrating the Mrzneaoch Cordless Electric Trimmer, showing its ability to trim various types of vegetation, including light branches and dense grass. The video highlights the tool's maneuverability and cutting power.
7. Maintenance
Regular maintenance ensures the longevity and optimal performance of your trimmer.
- Cleaning: After each use, disconnect the battery and clean the trimmer head, shield, and housing with a damp cloth. Remove any grass clippings or debris.
- Blade Inspection and Replacement: Regularly inspect blades for wear, damage, or dullness. Replace worn or damaged blades immediately. Always ensure the battery is removed before changing blades.
- Battery Care: Store batteries in a cool, dry place away from direct sunlight. Do not store fully discharged batteries for extended periods. Charge batteries fully before long-term storage.
- Storage: Store the trimmer in a dry, secure location, out of reach of children. The foldable design allows for compact storage.
8. Troubleshooting
If you encounter issues with your trimmer, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Trimmer does not start | Battery not charged or improperly inserted; Safety lock not engaged; Main switch not pressed. | Ensure battery is fully charged and correctly inserted. Press safety lock then main switch. |
| Reduced cutting performance | Dull or damaged blade; Excessive grass/weeds; Low battery charge. | Replace blade. Do not overload the trimmer. Recharge battery. |
| Excessive vibration | Damaged or unbalanced blade; Loose components. | Inspect and replace blade if necessary. Check all connections and tighten if loose. |
| Battery not charging | Charger not plugged in; Faulty battery or charger. | Ensure charger is properly connected. Contact support if issue persists. |
If the problem persists after attempting these solutions, please contact customer support.
9. Specifications
| Feature | Specification |
|---|---|
| Brand | Mrzneaoch |
| Model | B0BWRBPKH1 |
| Power Source | Battery Powered (24V Lithium) |
| Motor Power | 650W |
| No-Load Speed | 6000 RPM |
| Product Dimensions | 120"L x 1"W (approximate, refers to extended length) |
| Telescopic Pole Length | 0.95m - 1.3m (approx. 37.4 - 51.2 inches) |
| Battery Capacity | 2 x 1500mAh (total 3000mAh) |
| Charging Time | 2-3 hours |
| Assembly Required | Yes |
10. Warranty and Support
For warranty information or technical support, please refer to the product packaging or contact Mrzneaoch customer service directly. Keep your purchase receipt as proof of purchase.