Primary Part Numbers: 01AV470, 01AV471, 01AV472.
Alternative Part Numbers: L17L6P71, L17C6P71, L17M6P71, SB10K97617, and 5B10W13920.
Third-Party Alternatives: Brands like vhbw and akku-net offer compatible Li-polymer versions often rated at 4050mAh or 46.4Wh