10pcs / Set DUOYI DY521A Car Air Conditioner Repair Fluorine Addition Electronic Refrigerant Meter

1. This product is an auxiliary instrument for air conditioning, cold storage and other refrigeration equipment installation, testing and maintenance2. The instrument is designed with high-strength engineering plastics and flexible non-slip silicone, which makes the whole machine strong and comfortable to hold3. Built-in 32-bit digital processing unit and high-precision data acquisition unit, high data volume and good stability4. Large size liquid crystal display, LCD backlight support, data display is clear and easy to read, easy to operate5. Built-in 89 kinds of refrigerant pressure - evaporation temperature database, can calculate the degree of supercooling and superheating, convenient operation process data read directly6. Long-life valve switch, 1/4-inch standard interface design, to ensure the durability and versatility of the instrumentParameters:1. Pressure test unit: Kpa; Mpa; bar; inHg; PSI2. Pressure test range: 0 Kpa-6000Kpa3. Pressure test resolution: 1Kpa4. Pressure test accuracy: +/- 0.5 percent (FS) +5dgt5. Pressure overload limit: 10000Kpa (10Mpa; 100bar)6. Vacuum test: relative vacuum7. Vacuum test unit: Kpa; Mpa; bar; inHG; PSI8. Vacuum test range: -101Kpa-0Kpa9. Vacuum test resolution: 1Kpa10. Temperature test unit: celsius, fahrenheit11. Temperature test range: -40-150 degrees celsius (-40-302 degrees fahrenheit)12. Temperature test resolution: 0.1 degrees celsius (-40-99.9 degrees celsius), 1 degrees celsius (100-150 degrees celsius); 0.1 degrees fahrenheit (-40-99.9 degrees fahrenheit), 1 degrees fahrenheit (100-302 degrees fahrenheit)13. Temperature test accuracy: +/-0.5 degrees celsius +2dgt; +/-0.9 degrees fahrenheit +2dgt14. Batteries: 4 x 1.5V batteries (AA / LR6), shipped without15. Dimensions: 200 x 150 x 80mm