JIFETOR Refrigerant Recharge Conditioning Measuring Tools & Equipment Review

AC U CHARGE HOSE: R134A charging hose uses rubber nylon resin material hoses, featured with anti-corrosion, low fluid resistance, high bearing pressure, ensure durability and good air sealing. Max working pressure is 500PSI and burst pressure is upto 2500PSI. Total length is 19", ideal for easy to reach AC suction service port, for example the AC connector is right on top of your engine compartment. REFRIGERANT CHARGING GAUGE: Right in the middle of the freon recharge hose, there is a AC low pressure gauge with scale range 0-100PSI / 0-7kg/cm2. Equipped with metal scale plate, color coded scale range to mark pressure state with LOW FULL ALERT DANGER. Easy to monitor the automotive air conditioning low pressure side pressure, to insure a accurate R134A recharge. METAL QUICK COUPLER AND CAN TAP: One side is metal quick interface coupler with accurate snap lock and anti-slip grip ring, easy to connect and disconnect, compatible with all models with standard R134A suction service port. The other side is metal can tap with 1/2" ACME female thread interface, can screw to fix on 1/2" ACME male thread of refrigerant bottle opening. T type knobs, easy to operate by fingertips. Internal pin with sharp tip help to pierce freon bottle easily and quickly. MEASURE PRESSURE AND RECHARGE R134A: Start the car, open AC to MAX. Clockwise twist T handle to close can tap, connect the quick coupler and car AC suction service port to measure the pressure. The reading is right only when AC compressor is working. If need to charge the refrigerant, please compare to the manufacturer's recommended readings, choose the appropriate amount refrigerant can, to ensure there is no leftover in the can. SATISFACTORY CUSTOMER SERVICE: This air conditioning U hose gauge is very simple and easy to use, dynamic pressure measurement and freon charging from auto low pressure suction service port. 30 days full refund with returned undamaged JIFETOR product. Any quality related problem in 1 year, we will replace the fittings for free or refund. Any question, please feel free to contact us by email or amazon message system, we will reply ASAP in 24 hours.