Mastercool, 99946-BT-2, Spartan 4-Way Digital Manifold, High Pressure Hoses, Standard Fittings, Black Vacuum Hose, 2 Clamps99946-BT-2 Includes Only:4-Way Digital Manifold60" High pressure hosesStandard fittingsBlack vacuum hose 2 x ClampFeatures with all optional accessories:Class 1.0 gauge provides accurate, high quality readings4.3" color touchscreen to navigate with a quick slide of the fingerPremium built in vacuum sensor with a resolution down to 1 micronDisplays pressure, vacuum, temperature, and will automatically calculate superheat and subcool temperaturesOver 60 pre-programmed refrigerantsBluetooth wireless technology provides communication with the Mastercool Connect app to allow for full mobility as activity can be easily viewed on all compatible hand-held devicesLow battery indicator on the LCD shows when battery needs chargingRecord and store up to 36 hours of data to the manifold memoryOptional premium temperature clamp with K-type connectorAuto-off after 30 minutes of inactivity helps to conserve battery lifePressure leak test function displays delta for both vacuum and positive pressure measurementsEasily switch between digital and analog depictions of pressure and temperatureSimple calibration for ultimate utilityMastercool introduces the Spartan series smart manifold with Bluetooth wireless technology. This smart manifold is equipped with a 4.3" color touchscreen LCD, allowing the user to navigate through all of the screens and options with a quick slide of their finger. Now with a built-in premium vacuum sensor and an accuracy down to 1 micron, there is no need for additional equipment to properly diagnose and service your A/C system. This manifold will display pressure, vacuum, temperature, and will automatically calculate your superheat and subcool. Model include data logging and will offer additional features such as leak test timers and alarms but that's not all!.