1. Important Safety Information
Read and understand all safety warnings and instructions before using this battery. Failure to follow the warnings and instructions may result in electric shock, fire, and/or serious injury.
- Charge Properly: Only use the charger specified by the manufacturer for this battery. A charger that is suitable for one type of battery pack may create a risk of fire when used with another battery pack.
- Use Correct Battery: Use power tools only with specifically designated battery packs. Use of any other battery packs may create a risk of injury and fire.
- Prevent Accidental Starting: Ensure the battery is disconnected from the tool before making any adjustments, changing accessories, or storing power tools.
- Store Safely: When battery pack is not in use, keep it away from other metal objects, like paper clips, coins, keys, nails, screws or other small metal objects, that can make a connection from one terminal to another. Shorting the battery terminals together may cause burns or a fire.
- Avoid Abuse: Under abusive conditions, liquid may be ejected from the battery; avoid contact. If contact accidentally occurs, flush with water. If liquid contacts eyes, additionally seek medical help. Liquid ejected from the battery may cause irritation or burns.
- Do Not Modify or Repair: Do not use a battery pack or tool that is damaged or modified. Damaged or modified batteries may exhibit unpredictable behavior resulting in fire, explosion or risk of injury.
- Temperature Control: Do not expose a battery pack or tool to fire or excessive temperature. Exposure to fire or temperature above 130°C (265°F) may cause explosion.
- Follow Charging Instructions: Follow all charging instructions and do not charge the battery pack or tool outside of the temperature range specified in the instructions. Charging improperly or at temperatures outside of the specified range may damage the battery and increase the risk of fire.
2. Product Overview
The DEWINNER 20V 2.0Ah Lithium Battery (Model TM1480) is designed to provide reliable power for a range of DEWINNER 20V cordless power tools. This rechargeable lithium-ion battery offers a 2000mAh capacity, ensuring extended operation for your tasks.

Figure 2.1: DEWINNER 20V 2.0Ah Lithium Battery. This image shows the main view of the black and red battery pack, highlighting its compact design and branding.

Figure 2.2: DEWINNER 20V 2.0Ah Lithium Battery featuring a charge indicator. The image displays the battery with three green LED lights illuminated, indicating a full charge. This feature allows users to quickly check the remaining power.
Key Features:
- Voltage: 20 Volts
- Capacity: 2.0 Ampere-hours (2000 mAh)
- Battery Type: Lithium-ion
- Compatibility: Designed for DEWINNER 20V cordless power tools, including reciprocating saws, jigsaws, drills, and oscillating multi-tools.
- Charge Indicator: Integrated LED lights to display current battery charge level.
3. Setup and Charging
3.1 Initial Charge
Before first use, fully charge the battery pack. The battery is shipped with a low charge to prevent damage during transport.
3.2 Charging Procedure
- Connect the DEWINNER charger (sold separately or included with your tool kit) to a standard power outlet.
- Slide the battery pack onto the charger base, ensuring it clicks securely into place.
- Observe the charger's indicator lights. These lights will typically show the charging status (e.g., blinking for charging, solid for fully charged). Refer to your specific charger's manual for detailed indicator meanings.
- Once fully charged, disconnect the charger from the power outlet and remove the battery pack.
Note: Always charge the battery in a well-ventilated area, away from flammable materials. Do not charge the battery if it is wet or exposed to extreme temperatures.
3.3 Installing the Battery
To install the battery into a compatible DEWINNER 20V power tool:
- Ensure the power tool is switched off and any safety mechanisms are engaged.
- Align the battery pack with the battery port on the tool.
- Slide the battery into the port until it clicks firmly into place. A secure click indicates proper installation.
To remove the battery, press the battery release button (typically red or black, as shown in Figure 4.1) and slide the battery out of the tool.
4. Operating Instructions
This battery is designed to power various DEWINNER 20V cordless tools. Always refer to the specific instruction manual of your DEWINNER power tool for detailed operating procedures.
4.1 General Operation
- Ensure the battery is fully charged before starting any task to maximize performance and runtime.
- Always check the battery charge level using the integrated indicator lights before and during use.
- When operating a tool, maintain a firm grip and follow all safety guidelines provided with the tool.

Figure 4.1: Example of DEWINNER 20V Reciprocating Saw powered by the battery. This image highlights key features of a compatible tool, including the LED work light, safety button, tool-free blade change, battery release button, and variable speed switch. The battery is shown securely attached to the tool.
4.2 Compatible Tools
The DEWINNER 20V 2.0Ah Lithium Battery is compatible with a range of DEWINNER 20V power tools, including but not limited to:
- Reciprocating Saws (e.g., DEWINNER VPCD 2245)
- Jigsaws (e.g., DEWINNER VPCD 2252)
- Drill Drivers
- Oscillating Multi-tools (e.g., DEWINNER VPCD 2193)
- Hedge Trimmers (e.g., DEWINNER VPCD 2209)

Figure 4.2: DEWINNER 20V Jigsaw powered by the 2.0Ah battery. The image shows the jigsaw in operation, demonstrating the battery's integration with various tools.

Figure 4.3: DEWINNER 20V Hedge Trimmer with the 2.0Ah battery and charger. This image illustrates the battery's use with outdoor power equipment.

Figure 4.4: DEWINNER 20V Oscillating Multi-tool powered by the 2.0Ah battery. The image shows the multi-tool with various accessories, demonstrating the battery's versatility.
5. Maintenance and Storage
5.1 General Maintenance
- Keep the battery pack clean and dry. Use a clean, dry cloth to wipe off any dirt, dust, or debris from the battery terminals and casing.
- Do not immerse the battery in water or any other liquids.
- Inspect the battery for any signs of damage, cracks, or leaks before each use. Do not use a damaged battery.
5.2 Storage
- Store the battery pack in a cool, dry place, away from direct sunlight and extreme temperatures. Ideal storage temperature is between 10°C and 25°C (50°F and 77°F).
- For long-term storage, charge the battery to approximately 50% capacity. Storing a fully discharged or fully charged battery for extended periods can reduce its lifespan.
- Keep the battery away from metal objects that could short the terminals.
- Store the battery separately from the tool.
5.3 Disposal
Lithium-ion batteries should not be disposed of with household waste. They contain materials that can be harmful to the environment. Please recycle the battery at an authorized recycling facility or return it to your retailer for proper disposal.
6. Troubleshooting
If you encounter issues with your DEWINNER 20V 2.0Ah Lithium Battery, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Battery not charging |
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| Battery not powering tool |
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| Reduced runtime |
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If these solutions do not resolve the issue, please contact DEWINNER customer support.
7. Specifications
| Feature | Detail |
|---|---|
| Brand | DEWINNER |
| Model Number | TM1480 |
| Battery Type | Lithium-ion |
| Voltage | 20 Volts |
| Capacity | 2.0 Ah (2000 mAh) |
| Reusability | Rechargeable |
| Weight | 500 Grams |
| Recommended Use | Power Tools, Drill Drivers |
8. Warranty and Support
For warranty information and customer support, please refer to the documentation included with your original DEWINNER power tool or visit the official DEWINNER website. Keep your purchase receipt as proof of purchase for any warranty claims.
If you have questions or require assistance, please contact DEWINNER customer service through their official channels.




