Supply Holder Kit v2, which holds your power supply brick[1] and cable and attaches to your HP B300 or HP Dual VESA Sleeve. Compatibility: The HP DM Power Supply Holder Kit v2 is compatible with the HP ProDesk 400 G4 Desktop Mini PC; HP ProDesk 400 G5 Desktop Mini PC; HP ProDesk 405 G4 Desktop Mini PC; HP ProDesk 600 G3 Desktop Mini PC; HP ProDesk 600 G4 Desktop Mini PC; HP ProDesk 600 G5 Desktop Mini PC; HP EliteDesk 705 35W G4 Desktop Mini PC; HP EliteDesk 705 65W G4 Desktop Mini PC; HP EliteDesk 800 35W G4 Desktop Mini PC; HP EliteDesk 800 65W G4 Desktop Mini PC; HP EliteDesk 800 G5 Desktop Mini PC; HP Collaboration PC G4; HP EliteDesk 705 G5 Desktop Mini PC