KOVHIHAV G-MAX 40V Replacement Battery
User Manual for KOVHIHAV Replacement Battery
Model: G-MAX 40V Compatible Li-Ion Battery
1. Introduction
This manual provides essential information for the safe and effective use of your KOVHIHAV Replacement Battery, designed for GreenWorks G-MAX 40V tools. This high-quality lithium-ion battery offers reliable power for your compatible devices. Please read this manual thoroughly before first use and retain it for future reference.
2. Important Safety Information
Always follow these safety precautions to prevent injury or damage to the battery and connected devices.
- Do not disassemble, open, or shred the battery pack.
- Do not expose the battery to heat or fire. Avoid storage in direct sunlight.
- Do not short-circuit a battery pack. Do not store battery packs haphazardly in a box or drawer where they may short-circuit each other or be short-circuited by conductive materials.
- Do not subject battery packs to mechanical shock.
- In the event of battery leakage, do not allow the liquid to come into contact with the skin or eyes. If contact has been made, wash the affected area with copious amounts of water and seek medical advice.
- Keep the battery pack clean and dry.
- Recharge only with the charger specified by the manufacturer.
- Do not use any charger other than that specifically provided for use with the equipment.
- Do not use any battery pack which is not designed for use with the equipment.
- Keep battery packs out of the reach of children.
- Dispose of properly according to local regulations. Do not dispose of with household waste.
- This battery features built-in safety protection against over-charge, over-discharge, over-heat, over-current, and short-circuit.
3. Product Overview
The KOVHIHAV Replacement Battery is a high-capacity lithium-ion battery designed to power various GreenWorks G-MAX 40V tools. Its robust construction ensures durability and long-lasting performance.

Figure 3.1: Front view of the KOVHIHAV Replacement Battery. This image shows the battery's main body, which is bright green, with a black top section containing the connection terminals and a white release button.

Figure 3.2: Angled view of the KOVHIHAV Replacement Battery. This perspective highlights the textured black top section and the ventilation grilles on the side of the green battery casing.

Figure 3.3: Bottom view of the KOVHIHAV Replacement Battery. This image displays the underside of the battery, showing the product label with specifications and safety warnings, along with additional ventilation openings.

Figure 3.4: Side view of the KOVHIHAV Replacement Battery. This view shows the battery's profile, including the power indicator lights on the front and the overall compact design.
Package Contents:
- 1 x KOVHIHAV Replacement Battery (40.00V, 3000mAh / 120.00Wh)
4. Specifications
| Feature | Specification |
|---|---|
| Brand | KOVHIHAV |
| Battery Type | Lithium-Ion (Li-Ion) |
| Voltage | 40.00V |
| Capacity | 3000mAh / 120.00Wh |
| Dimensions (L x W x H) | 167.10 x 81.50 x 87.20mm (6.58 x 3.21 x 3.43 inches) |
| Weight | Approximately 128.32g |
| Compatible Models (GreenWorks) | 20292, 20302, 20672, 21332, 24102, 24322, 25302, 2601402, 29302, 29463, G-MAX 40V, 40CS12, 40CS15, 40HD61, 40LM35, 40LM41, 40PHA, 40PS, 40T05, 40T07, 49B730 |
| Compatible Part Numbers | 24252, 2601102, 29282, 29302, 29462, 29472, G-MAX 4 AH Li-Ion |
5. Setup and Initial Charging
Before using your new battery, it is recommended to fully charge it.
- Unpack: Carefully remove the battery from its packaging.
- Inspect: Check the battery for any visible damage. Do not use if damaged.
- Charge: Insert the battery into a compatible GreenWorks G-MAX 40V charger. Ensure the battery is securely seated.
- Monitor: Allow the battery to charge until the charger's indicator light signals a full charge (refer to your charger's manual for specific indications).
- Remove: Once fully charged, remove the battery from the charger.
Note: New batteries may not be fully charged upon arrival. Initial charging helps to condition the battery for optimal performance.
6. Operating Instructions
This battery is designed for use with GreenWorks G-MAX 40V compatible power tools.
- Insert Battery: Align the battery with the battery slot on your GreenWorks 40V tool. Push firmly until it clicks into place, indicating it is securely locked.
- Check Charge Level: Many GreenWorks tools or the battery itself may have an indicator to show the current charge level. Refer to your tool's manual for details.
- Operate Tool: Use your tool as per its specific operating instructions.
- Remove Battery: To remove the battery, press the release button(s) on the battery or tool and slide the battery out.
Always ensure the battery is fully charged before beginning tasks that require extended operation.
7. Maintenance and Storage
Charging:
- Always use a compatible GreenWorks G-MAX 40V charger.
- Do not overcharge the battery. The built-in protection circuit will prevent this, but it's good practice to remove the battery once fully charged.
- Charge the battery in a well-ventilated area, away from flammable materials.
- Avoid charging in extreme temperatures (below 0°C or above 40°C).
Storage:
- For long-term storage, store the battery in a cool, dry place, away from direct sunlight and extreme temperatures.
- Store the battery with approximately a 50% charge to prolong its lifespan. Fully discharged or fully charged storage for extended periods can degrade battery health.
- If storing for more than a month, periodically check the charge level and recharge to 50% if necessary.
Cleaning:
- Clean the battery's exterior with a soft, dry cloth.
- Do not use harsh chemicals or abrasive cleaners.
- Keep the battery terminals clean and free of debris to ensure good electrical contact.
8. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Battery not charging |
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| Tool not operating with battery |
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| Battery overheating during use/charge |
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9. Warranty and Customer Support
Your satisfaction is very important to us. If you have any questions, concerns, or require assistance with your KOVHIHAV Replacement Battery, please do not hesitate to contact our customer support team.
We aim to reply to all inquiries within 24 hours.
Please refer to your purchase documentation for specific warranty terms and conditions.
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