BPI-M7 RTC battery connector part-number or SKU

Banana Pi Rockchip design BPI-M7/BPI-W3/BPI-AIM7(RK3588)
1

Could you please advice the partnumber \ model of a compatible RTC battery connector of Banana Pi M7? The one that goes for RPI5 is too big. Cannot find the model in the documentation.

2

please see here for BPI-M7 (Siger 7) RTC: