Blackhole Cases SIX_60 6U 60HP Powered Case Oscilloscope It allows you to generate

It allows you to generate a variable CV when you press on it (pressing harder generates a larger voltage) along with a corresponding gate signal

or can be powered by a 9VDC adapter

This is the description from the Fulltone website before production stopped:

up to: +~12dB @ Aux Returns

Continuing in the grand tradition of these unique and intuitive analog instruments

Blackhole Cases SIX_60 6U 60HP Powered Case Oscilloscope It allows you to generateBlackhole's most compact powered Eurorack case, the SIX_60 (6U 60HP) is perfect for studio or on the road. This handcrafted case offers a sleek and durable design, with a lid that closes securely while allowing plenty of room for a full patch. Featuring the Konstant Lab BoardPWR, this model packs plenty of power and offers a versatile option for those seeking a dependable, portable Eurorack case. Features: 6U 60HP Dimensions: 13 x 11. 25 x 6. 5