General description Oxygen Gas Bottle Regulators are designed for easy pressure adjustment and safe operation. This double gauge regulator features a user-friendly dial for precise pressure control and a safety relief valve for secure disconnection. Technical specifications Material: Brass body with chrome plating Design: Single stage piston Flow meter: Economy style Color: Blue Measurement allowed error: +/- 1-3 cm Compatibility and accessories Package Contents: 1 * Oxygen regulator (other products not included) Other information Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the actual product.