1. Introduction
This manual provides essential information for the safe and effective use of your Truper BAT-20A 20V Lithium Ion Battery. This 2 Ah battery is designed for use with compatible Truper 20V cordless tools, offering extended life and faster charging capabilities. Please read this manual thoroughly before first use and keep it for future reference.

Image: The Truper BAT-20A 20V Lithium Ion Battery, a compact power source for cordless tools.
2. Safety Information
Always observe the following safety precautions to prevent electric shock, fire, and serious injury:
- Read All Instructions: Familiarize yourself with the battery and compatible tool manuals before use.
- Charge Properly: Only use the Truper CAR-INA2 or CAR-INA2-2 charger specifically designed for this battery. Using an incompatible charger may cause fire or injury.
- Avoid Short Circuits: Do not short-circuit the battery terminals. Keep the battery away from metal objects like keys, coins, or jewelry that could make a connection.
- Do Not Disassemble: Never attempt to open, modify, or repair the battery pack. This can cause explosion, fire, or electric shock.
- Protect from Extreme Conditions: Do not expose the battery to water, rain, or extreme temperatures (above 50°C / 122°F or below -10°C / 14°F). Store in a cool, dry place.
- Handle with Care: Do not drop, puncture, or subject the battery to heavy impact.
- Disposal: Dispose of batteries responsibly according to local regulations. Do not dispose of in household waste or by incineration.
- Keep Away from Children: Store the battery out of reach of children.
3. Setup
3.1 Initial Charging
Your Truper BAT-20A battery is shipped with a low charge and must be fully charged before first use. Use only the specified Truper charger (CAR-INA2 or CAR-INA2-2) for optimal performance and safety.
- Connect the charger to a standard power outlet.
- Slide the battery pack into the charger, ensuring it clicks securely into place.
- The charger's indicator light will show the charging status. Refer to your charger's manual for specific light patterns.
- Once fully charged, remove the battery from the charger.

Image: The Truper BAT-20A battery packaging, indicating compatibility with charger models CAR-INA2 and CAR-INA2-2.
3.2 Battery Indicator
The battery features an indicator to show the remaining charge level. Press the button on the battery to illuminate the indicator lights. The number of lit LEDs corresponds to the charge level.
4. Operating
The Truper BAT-20A battery is compatible with various Truper 20V cordless tools. Always ensure the battery is fully charged before starting work for optimal performance.
4.1 Inserting the Battery
- Align the battery pack with the battery port on the compatible Truper 20V tool.
- Slide the battery into the tool until it clicks securely into place. Ensure it is fully seated to prevent accidental dislodgement during operation.
4.2 Removing the Battery
- Locate the battery release button on the tool.
- Press and hold the release button.
- Slide the battery pack out of the tool.

Image: The Truper BAT-20A battery shown with compatible tools: ROTI-20A cordless hammer drill, TALI-20A cordless drill, DIMI-20A impact driver, and LIMI-20A impact wrench.
5. Maintenance
5.1 Cleaning
Keep the battery pack and its terminals clean and free of debris. Use a dry cloth to wipe down the battery. Do not use water or cleaning solvents.
5.2 Storage
For optimal battery life, store the battery in a cool, dry place away from direct sunlight and extreme temperatures. If storing for extended periods, ensure the battery has a partial charge (around 50%) and recharge it every 3-6 months to prevent deep discharge.
5.3 Triple Protection System
The Truper BAT-20A battery features a triple protection system against overheating, overcharging, and over-discharging. This system helps prolong battery life and ensures safe operation. However, always follow recommended charging and usage guidelines.
6. Troubleshooting
If you encounter issues with your Truper BAT-20A battery, refer to the following common solutions:
- Battery Not Charging:
- Ensure the charger is properly plugged into a working power outlet.
- Verify the battery is fully seated in the charger.
- Check for any visible damage to the battery or charger.
- Ensure the ambient temperature is within the recommended charging range (typically 0°C to 40°C / 32°F to 104°F).
- Tool Not Operating with Battery:
- Ensure the battery is fully charged.
- Verify the battery is securely inserted into the tool.
- Check if the tool itself has any issues (refer to the tool's manual).
- Ensure the battery terminals and tool contacts are clean.
- Reduced Run Time:
- The battery may be nearing the end of its lifespan.
- Ensure the battery is fully charged before each use.
- Operating in extremely cold conditions can temporarily reduce run time.
If problems persist, contact Truper customer support or an authorized service center.
7. Specifications
| Feature | Specification |
|---|---|
| Model Number | 12334 (BAT-20A) |
| Battery Type | Lithium Ion |
| Voltage | 20 V |
| Capacity | 2 Ah |
| Power Source | Battery Powered |
| Dimensions (L x W x H) | 10.7 x 9.25 x 22.2 cm (4.2 x 3.6 x 8.7 inches) |
| Weight | 400 grams (0.88 lbs) |
| Material | Rubber (casing) |
| Protection System | Overheating, Overcharging, Over-discharging |
8. Warranty
Truper products are manufactured to high-quality standards. For specific warranty terms and conditions applicable to your BAT-20A battery, please refer to the warranty card included with your purchase or visit the official Truper website. Keep your proof of purchase for any warranty claims.
9. Support
For technical assistance, spare parts, or service inquiries, please contact Truper customer support. You can find contact information on the official Truper website or through your local authorized dealer.
Website: www.truper.com (Please check for your regional website)