Saysurey Mini Digital Wireless Vacuum Gauge Kit for HVAC/r Evacuation, with 1/4” & 5/16” Valve Core Removal Tool, 20 Valve Cores, Service Wrenches, 6 ft Vacuum Hose and Adapters

["Package Includes: you will receive 1 mini wireless digital vacuum gauge with power adapter rechargeable pressure tester meter HVAC 0-19000 micrometer, 1 vacuum-rated valve core removal installer tool 1/4'' 5/16\", 1 dual head valve core removal & installer tool, 1 brass tee adapter, 1 brass dual head adapter, 2 HVAC service wrenches with 2 hexagon head adapters, 2 brass nuts, 20 valve cores, 1 1/2'' internal diameter vacuum charging hose in feet length with 1/4'' x 3/8'' fittings","Wide Measurement Range & High Accuracy: designed for detecting system leaks and evaluating the performance of vacuum pumps in HVAC and refrigeration systems, this device delivers accurate readings from 19, 000 micrometers (atmospheric pressure) down to 0 micrometers. With a measurement accuracy of ±10% or ±10 micrometer, it features app-based alarms, offline recording, temperature compensation, and a 1/4\" SAE connection; Its LCD continuously displays the evacuation process","Intelligent State Assessment: this vacuum meter evaluates the physical state of water by comparing the ambient temperature with the water's saturation temperature corresponding to the system's vacuum level; Users can set a target threshold, and notifications will be automatically sent when readings exceed this preset value; Additionally, the data can be recorded and exported","Compatible with App: this digital vacuum gauge set could compatible with an app that allows users to manage most tools, ranging from vacuum pump and digital manifold to vacuum gauge, pressure gauge, refrigerant charging scale, on one app, convenient to use, saving your time and effort","1//4'' 5/16'' Universal Valve Core Removal Tool: our HVAC core removal tool set is compatible with R22 R12 R407 R410 R404 R32 air conditioning systems and is designed to maintain your air conditioning equipment; Please note that the product is not suitable for car air conditioners"]