- Xaoc Devices Poti II; Eurorack Modul; expander for Batumi II 4-channel LFO (item 578937); adds to each channel an attenuator for the CV input as well as the sinewave and assignable waveform outputs; Shape CV input for each channel (assignable to one of the three waveform outputs); powered via Batumi II: 10mA (+12V) / 0mA (-12V); width: 4 HP EUR 88.00 - See more - Buy online