LiebeWH Digital HVAC Gauges Set 4 Valve Manifold with Vacuum and Pressure Measurement for Air Conditioning Refrigerant Maintenance

User-Friendly Operation: This digital HVAC gauges utilizes micro-power chip technology for efficient energy use; the valve body features a ball valve design for quick and smooth switching during operation. Comfort-Oriented Design: The pressure manifold gauges incorporates an ergonomic hand wheel structure that ensures comfortable handling and secure operation during extended use. Reliable Measurement Performance: Equipped with automatic shutoff, overpressure alerts, and a high-accuracy pressure sensor, this tool delivers consistent and dependable readings with excellent stability. Versatile Application: This multifunctional meter valve is designed for installation and servicing of air conditioning systems, providing accurate pressure and corresponding temperature measurements. Essential System Functions: Serves as a critically control unit for vacuuming, charging, and recovering refrigerant in HVAC systems, offering convenient and efficient operation for various tasks. Spec: Item Type: Digital HVAC Gauges Pressure Range: 0-5MPa Battery: 1 x 9V 6F22 battery(not included) Pressure Unit: MPa, kPa, psi, kgf/cm2 Temperature Unit: ℃, ℉ Refrigerating Fluid Types: R22, R32, R407C, R134a, R507, R404A, R410A, R600a, R1234yf How to Use: Clear Zero: When the digital pressure gauges shows a non zero value in atmospheric pressure state, press and hold 'P=0' for a longer time to clear the displayed value. Auto Shutdown: The device will automatically shut down after 30 minutes of operating each time it is turned on. Over Pressure Alarm: When the pressure exceeds 125% of the maximum range, the display will show '----'. PackageList: 1 x Pressure Gauges

• User-Friendly Operation: This digital HVAC gauges​ utilizes micro-power chip technology for efficient energy use; the valve body features a ball valve design for quick and smooth switching during operation.
• Comfort-Oriented Design: The pressure manifold gauges​ incorporates an ergonomic hand wheel structure that ensures comfortable handling and secure operation during extended use.
• Reliable Measurement Performance: Equipped with automatic shutoff, overpressure alerts, and a high-accuracy pressure sensor, this tool delivers consistent and dependable readings with excellent stability.
• Versatile Application: This multifunctional meter valve is designed for installation and servicing of air conditioning systems, providing accurate pressure and corresponding temperature measurements.
• Essential System Functions: Serves as a critically control unit for vacuuming, charging, and recovering refrigerant in HVAC systems, offering convenient and efficient operation for various tasks.