1. Material: Made with carbon fiber weaved hose and aluminum alloy, the pressure gauge is rigorously tested and certified to excellent quality and safety for divers. 2. 360 Degree Rotatable Design: The scuba diving pressure gauge can rotate 360 degrees, allowing for easy viewing of pressure readings during diving activities. 3. Luminous Design: Equipped with a night glow pressure gauge, it displays cylinder pressure clearly in dark environments, ensuring divers have accurate information about the cylinder status. 4. High Performance Diving Accessory: This pressure gauge is designed to measure the remaining pressure of divers with high accuracy, effectively ensuring diving safety. 5. Wide Compatibility: Compatible with BCD regulator high pressure hoses and mainstream diving equipment, this pressure gauge can be easily combined with other devices to meet various diving needs. Item Type:Diving Pressure Gauge Pipe Diameter:. 8mm/0.31in Length:80cm Colour:Black Material:aluminum alloy Package Contents: 1 * Diving Residual Pressure Gauge Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.