Bed head unit Material quality 1. Material: High strength aluminum alloy 2. Surface treatment: Spray, oxidation, fluorocarbon, wood grain, process and color patterns are optional; 3. Configuration: Oxygen terminal, vacuum terminal, air terminal, power socket, lighting, switch, network interface, call extension, combined with customer demand configuration. 4. Features: The internal cavity structure strictly implements the requirements of international safety standards. The inner cavity contains air body cavity, strong/weak electric cavity, and illumination lamp cavity. The gas-electric cavity is used to separate various cavity structure designs.