Specifications:

• Working temperature range: -20℃ to +75℃
• Static accuracy: 0.1%F.S (Model)
• Refrigerant type: R22 R410 R407C R404A R134A
• Pressure range: -0.1~5MPa
• Power supply: internal 4.5V battery supply/ external 5VDC power supply
• Overload pressure: 1.3 time span
• Output impddance: Max 300Ω
• Origin: CN(Origin)
• Model Number: SPD-51k
• Max Measuring Range: 150 - 199 PSI
• Display Type: Digital
• Dial Diameter: 2 - 3.9 Inches
• color: blue or red
• Brand Name: SP