Hewlett Packard Thunderbolt 120W G4 Docking Station in Black - 4J0A2AA#ABA Brand_DANBY advanced Optical Image Stabilization and

advanced Optical Image Stabilization and an aperture range of f/1

Strong internal magnets support secure mount on cart frame for easy access

FDA 510(k) cleared and CE mark obtained

So shouldn't it help you save energy

Hewlett Packard Thunderbolt 120W G4 Docking Station in Black - 4J0A2AA#ABA Brand_DANBY advanced Optical Image Stabilization andBoost your security; productivity; and connectivity with this Thunderbolt 4 dock. It protects your network and devices from the moment you log in; supports multi OS compatibility; and can support up to four 4K displays. Ideal for ITDMs and hybrid workers; this dock also makes home or office device management easy. The Dock that Protects your Connected Devices Feel safe and secure from the moment you log in. The HP Thunderbolt G4 Dock with HP Sure