Features Model: TS50-1+1 Accuracy: +/- 4/3/4% Bourdon tube: copper alloy Scale: Dual Scale - PSI/Bar We support our best service and high quality products. If you have any questions about our products, do not hesitate to contact us. We will try our best to help you and reply within 24 hours. Specifications: 100% Brand New Model: TS50-1+1 Face Size: 2" Accuracy: +/- 4/3/4% Scale: Dual Scale - PSI/Bar Movement: Copper Alloy Bourdon tube: copper alloy Window: Glass Housing: Steel housing for protection in harsh environments Connection: Copper Alloy Bottom Bracket Normal ambient temperature: -20 °C to +60 °C. Note: 1. Due to manual measurement, there may be an error of 1-3 cm. Please make sure you don't mind before you bid. 2. The color may have different due to the difference display. Please understand. Included: 1 x Vacuum Pressure Gauge Package List