1. Introduction
Thank you for choosing the KIMO Cordless Grass Trimmer Model 9901. This electric grass trimmer is designed for efficient and comfortable lawn care, featuring a lightweight design, adjustable shaft, and powerful motor. Please read this manual thoroughly before use to ensure safe and optimal performance of your device. Keep this manual for future reference.
2. Safety Instructions
Always follow basic safety precautions to reduce the risk of fire, electric shock, and personal injury.
- Read All Instructions: Familiarize yourself with the controls and proper use of the trimmer.
- Wear Protective Gear: Always wear safety glasses or goggles, long pants, and sturdy footwear. Hearing protection is recommended.
- Keep Area Clear: Ensure the work area is free of debris, rocks, and other objects that could be thrown by the cutting line. Keep bystanders, children, and pets at a safe distance (at least 15 meters/50 feet).
- Inspect Before Use: Check the trimmer for any damaged parts, loose fasteners, or worn cutting line before each use. Replace damaged parts immediately.
- Battery Safety: Use only the specified battery and charger. Do not expose batteries to water or extreme temperatures.
- Avoid Accidental Starting: Ensure the safety lock-off button is engaged when not in use and during transport. The trimmer features a double safety lock mechanism to prevent accidental startup.
- Proper Handling: Hold the trimmer firmly with both hands. Maintain proper balance and footing.
- Do Not Overreach: Do not overreach or stand on unstable surfaces.
- Weather Conditions: Do not use the trimmer in wet conditions or rain.
- Overheat Protection: The trimmer is equipped with overheat protection. If the motor overheats, it will automatically shut down to prevent damage. Allow it to cool before resuming operation.
- Nylon Line Safety: The nylon line is designed to cut automatically upon impact with hard objects, reducing rebound and damage risk to the user and surroundings.
3. Package Contents
Verify that all items are present and in good condition upon unpacking.
- Grass Trimmer Body × 1
- Nylon Ropes × 10
- Auxiliary Wheel × 1
- Auxiliary Handle × 1
- Safety Guard × 1
- Impact Prevention Wire × 1
- 2000mAh Battery × 2
- Charger × 1
- Instruction Manual × 1

4. Setup & Assembly
Follow these steps to assemble your KIMO Cordless Grass Trimmer:
- Attach the Safety Guard: Secure the safety guard to the trimmer head using the provided fasteners. This guard protects against flying debris.
- Install the Auxiliary Handle: Slide the auxiliary handle onto the main shaft and adjust it to a comfortable position. Tighten the knob to secure it. The handle is 180° adjustable for optimal grip and control.
- Insert Nylon Ropes: Insert two nylon ropes into the designated slots on both sides of the protective cover. Pull the cord ends out according to your working range and adjust to the desired length.
- Attach Auxiliary Wheel (Optional): If desired, attach the 90° auxiliary wheel to the trimmer head. This wheel allows the trimmer to glide along the ground for easier edging.
- Insert Battery: Ensure the battery is fully charged. Insert the battery into the battery slot until it clicks into place.

Video: Trimmer Setup
Video Description: This video demonstrates the correct procedure for assembling the KIMO grass trimmer, including attaching the safety guard, handle, and nylon ropes.
5. Operating Instructions
Before operating, ensure you have read and understood all safety instructions.
- Adjust Shaft Length: The main shaft can be adjusted from 93cm to 125cm to suit your height and working posture, reducing strain on your back and arms.
- Adjust Head Angle: The trimmer head can be adjusted up to 90° for various tasks, including regular grass trimming and precise lawn edging.
- Starting the Trimmer: The trimmer features a double safety lock mechanism. Press the safety lock-off button first, then press the power switch to start the motor. Release the power switch to stop.
- Trimming Technique:
- For general grass trimming, hold the trimmer firmly and move it in a sweeping motion across the area.
- For lawn edging, adjust the head to 90° and use the auxiliary wheel (if attached) to guide the trimmer along the edge of your lawn or pathways.
- The powerful motor provides up to 22,000 RPM for efficient cutting of tall and dense weeds.
- Battery Life: Each 2000mAh battery provides approximately 20 minutes of continuous use after a 150-200 minute charge. Two batteries are included for extended operation.
- Quiet Operation: The trimmer operates at a low noise level of 45dB, making it suitable for use in residential areas without causing disturbance.

Video: Trimmer in Action (Grass Cutting)
Video Description: This video shows the KIMO grass trimmer in action, demonstrating its effectiveness in cutting grass and weeds in a garden setting.
6. Maintenance
Regular maintenance ensures the longevity and optimal performance of your trimmer.
- Clean After Each Use: Disconnect the battery before cleaning. Use a dry cloth to wipe down the trimmer body and guard. Remove any grass clippings or debris from the cutting head.
- Inspect Nylon Ropes: Regularly check the nylon ropes for wear or damage. Replace them when they become short or frayed. The package includes 10 spare nylon ropes.
- Battery Care: Store batteries in a cool, dry place away from direct sunlight. Do not store fully discharged batteries for long periods.
- Storage: Store the trimmer in a dry, secure location out of reach of children. The compact design allows for easy storage.
7. Troubleshooting
If you encounter issues, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Trimmer does not start |
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| Reduced cutting performance |
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| Excessive vibration |
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If the problem persists after trying these solutions, please contact KIMO customer support.
8. Specifications
| Feature | Detail |
|---|---|
| Brand | KIMO |
| Model Number | 9901 |
| Power Source | Battery Powered |
| Cutting Width | 280mm (Nylon Cord) / 300mm (Blade) |
| Product Dimensions | 41cm (L) x 9cm (W) (Compact) |
| Speed | Up to 22,000 RPM |
| Battery Type | 2000mAh (2 included) |
| Charging Time | 150-200 minutes per battery |
| Continuous Use Time | Approx. 20 minutes per battery |
| Weight | 2.5 kg (Ultra-lightweight) |
| Adjustable Shaft Length | 93cm - 125cm |
| Adjustable Auxiliary Handle | 180° |
| Noise Level | 45dB (Low Noise Design) |
| UPC | 731029251189, 731029638133 |
9. Warranty & Support
KIMO products are manufactured under strict quality control. In the unlikely event of a defect or if you have any questions regarding your product, please contact KIMO customer support. Our team is dedicated to providing excellent after-sales service.
Please retain your proof of purchase for warranty claims.





