General description vhbw offers a high-quality, compatible battery designed for use in your vehicle's telematics control unit. This battery is suitable for various BMW models, ensuring reliable performance and longevity. Technical specifications Battery type: NiMH Capacity: 440 mAh Voltage: 4.8 V Energy: 2.21 Wh Number of cells: 1 Weight: 43 g Compatibility and accessories Compatible with BMW F13 M6 S63 4.4L Compatible with BMW F13 650iX N63 4.4L Compatible with BMW F13 650i N63 4.4L Compatible with BMW F13 640i xDrive N55 3.0L Replacement for 84109297787, 9 297 787-02 Usage The battery can be charged using your standard charger or a compatible charger. Other information Our batteries and cells fulfill all operational safety guidelines.