Product Description
The Discovery BL-4B Rechargeable Lithium-Ion Battery is a reliable replacement battery designed for compatible Nokia feature phones. With a 950mAh capacity and 3.7V output, it provides dependable talk time, standby time, and stable power for everyday communication.
Built with premium lithium-ion cells, the BL-4B offers efficient charging, consistent performance, and a long service life. Integrated safety protection helps prevent overcharging, overheating, over-discharging, and short circuits, ensuring safe and reliable operation with compatible chargers.
Its compact and lightweight design makes it an excellent replacement for old or worn-out batteries, helping restore your phone’s original battery performance. (subtel.de)
Key Features
- 950mAh high-capacity battery
- Rechargeable Lithium-Ion technology
- 3.7V nominal voltage
- Approximately 3.52Wh energy rating
- Fast and efficient charging
- Long standby and talk time
- Lightweight and durable construction
- Built-in safety protection
- CE certified
Compatible Nokia Phones
The Discovery BL-4B battery is compatible with Nokia phones that use the BL-4B battery model, including:
- Nokia 2630
- Nokia 2660
- Nokia 2760
- Nokia 5000
- Nokia 6111
- Nokia 6131
- Nokia 7360
- Nokia 7370
- Nokia 7373
- Nokia 7500 Prism
- Nokia N76
- Nokia 7070 Prism
- Nokia 2505
- Nokia 3606
- Nokia 3608
Note: Original Nokia BL-4B batteries were commonly rated between 700mAh and 750mAh. The Discovery BL-4B shown in your image is an aftermarket enhanced-capacity version rated at 950mAh, while maintaining the same BL-4B form factor and compatibility.









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