Introduction
This manual provides essential instructions for the safe and effective use of your radtel RT-590 Li-ion Battery Pack. This battery pack is designed for use with radtel RT-590 and Quansheng UV-K5 two-way radios. Please read this manual thoroughly before using the product.
Safety Precautions
- Do not use under high temperature: Avoid exposing the battery pack to direct sunlight, heat sources, or extreme temperatures (above 60°C / 140°F).
- Do not dispose of in fire: Lithium-ion batteries can explode or ignite if disposed of in fire.
- Do not disassemble battery: Disassembling the battery pack can cause short circuits, fire, or injury. There are no user-serviceable parts inside.
- Charge with original charger only: Always use the charger specifically designed for this battery pack or compatible radtel/Quansheng chargers. Using incompatible chargers may damage the battery or cause fire.
- Keep away from water: Do not immerse the battery pack in water or expose it to excessive moisture.
- Avoid short circuits: Do not allow metal objects to contact the battery terminals.
- Keep out of reach of children.
Setup
1. Initial Charging
Before first use, fully charge the battery pack. Connect the battery pack to its compatible charger. The charging indicator on the charger will typically show red during charging and turn green when fully charged. This process may take several hours.
2. Attaching the Battery Pack to the Radio
- Ensure the radio is powered off.
- Align the battery pack with the battery compartment on the back of your radtel RT-590 or Quansheng UV-K5 radio.
- Slide the battery pack upwards until it clicks securely into place. Ensure the release latch is engaged.

Image: Front view of the radtel RT-590 Li-ion Battery Pack, showing the 'PUSH' release button.
3. Detaching the Battery Pack from the Radio
- Ensure the radio is powered off.
- Locate the battery release latch (often marked "PUSH") at the bottom of the battery pack.
- Press and hold the release latch, then slide the battery pack downwards to detach it from the radio.
Operating
Once the battery pack is securely attached and charged, your radio is ready for operation. Refer to your radio's specific user manual for detailed operating instructions.
Charging the Battery
To charge the battery, connect it to the appropriate radtel charger. The battery features a 7.2V nominal voltage and 1600mAh capacity, providing reliable power for your two-way radio.

Image: Top view of the radtel RT-590 Li-ion Battery Pack, highlighting the charging contacts.
Maintenance
Storage
- Store the battery pack in a cool, dry place, away from direct sunlight and extreme temperatures.
- For long-term storage, it is recommended to store the battery at approximately 50% charge.
Cleaning
Wipe the battery pack with a soft, dry cloth. Do not use harsh chemicals or abrasive cleaners. Ensure the charging contacts are clean and free of debris for optimal performance.
Disposal
This Li-ion battery pack contains recyclable materials. Do not dispose of it with household waste. Please follow local regulations for proper disposal of lithium-ion batteries. Contact your local waste management authority for recycling options.

Image: Back view of the radtel RT-590 Li-ion Battery Pack, showing the product label with specifications and safety warnings.
Troubleshooting
Battery Not Charging
- Ensure the charger is properly connected to a power source and the battery.
- Verify that the charging contacts on both the battery and the charger are clean and free of corrosion or debris.
- Confirm you are using the correct charger for the radtel RT-590 battery pack.
- If the issue persists, the battery or charger may be faulty and require replacement.
Short Battery Life
- Ensure the battery is fully charged before use.
- Operating the radio in extreme temperatures can reduce battery performance.
- Frequent transmission at high power levels will consume battery power more quickly.
- Over time, all rechargeable batteries experience a decrease in capacity. If the battery life has significantly diminished, it may be time for a replacement.
Specifications
| Model Number | RB590 |
| Battery Type | Lithium-ion (Li-ion) |
| Voltage | 7.2V |
| Capacity | 1600mAh |
| Energy | 11.52Wh |
| Compatibility | radtel RT-590, Quansheng UV-K5 Two-Way Radios |
| Dimensions | Approximately 4.13 x 2.36 x 0.79 inches (10.5 x 6.0 x 2.0 cm) |
| Weight | Approximately 3.2 ounces (90.7 grams) |
| Manufacturer | Xiamen Radtel Electronics Co.,Ltd |
Warranty and Support
Warranty Information
For specific warranty details, please refer to the warranty card included with your original product purchase or contact radtel customer service. Warranty coverage typically includes defects in materials and workmanship under normal use.
Customer Support
If you encounter any issues or have questions regarding your radtel RT-590 Li-ion Battery Pack, please contact radtel customer support through their official website or the retailer where the product was purchased. Provide your product model number (RB590) and purchase details for efficient assistance.
