Vspeak Auto-Air-fill is an only ~220g light onboard compressor for pneumatic chassis mechanics, brakes, etc.
The pressure range can be adjusted as well as some other parameters. Once set, the desired pressure range is regulated fully automatically.
A previously required pressure reservoir can be significantly reduced - or it can be dispensed with entirely.
There are several operating modes for Auto-Air-fill:
The onboard compressor can be ordered as a complete unit (see picture above, which can vary depending on the compressor used), in this case, the pressure sensor is also calibrated.
Detailed information about VSpeak Auto-Air-fill can be found in the detailed manual.