!!top!! - Bitgapps-arm-12.0.0-r45

The filename contains specific details about its compatibility and purpose:

: Features integrated battery-saving patches that enforce conservative doze cycles on background Google Play Services. bitgapps-arm-12.0.0-r45

The Android community has several GApps providers (OpenGApps, NikGApps, FlameGApps). Here is why a user might specifically choose BitGApps r45: bitgapps-arm-12.0.0-r45