Feature: 1. 2 in 1 Function: This meter integrates the functions of pressure measurement and temperature measurement, with high accuracy detection. 2. Main Usage: This meter is mainly used in refrigeration system leakage detection, troubleshooting and maintenance, refrigerant charging. 3. 83 Refrigerants: There is 83 kinds of refrigerants can be selected, you can select corresponding refrigerant according to the usage condition, meet the different needs. 4. Clear Screen Display: The screen can display evaporating pressure and temperature, condensing pressure and temperature, the temperature unit can be set to °C or °F. 5. Multi Modes: You can choose heat pump mode, cooling mode or automatic mode under cooling or heating mode settings. Specification: Item Type: Digital Manifold Gauge Material: ABS Model: ST5750A Battery: 4 x 1.5V AA battery (without battery) Usage: Mainly used in refrigeration system leakage detection, refrigerant charging, troubleshooting and maintenance Basic Parameters: Pressure Range (Relative Pressure): -100Kpa to 6000Kpa, -0.1Mpa to 6Mpa, -14.5psi to 870psi, -1bar to 60bar Overload Pressure: 6500Kpa, 6.5Mpa, 940psi, 65bar Pressure Accuracy: ±0.5%FS Pressure Resolution: 1Kpa, 0.01bar, 0.1psi, 0.001Mpa (0.01Mpa at negative pressure). Package List: 1 x Digital Manifold Gauge2 x Temperature Clip3 x Detection Tube1 x Manual1 x Suitcase