INFICON Wey TEK Pro Refrigerant Charging Scale, 501 202 G1 NY_190604883434 The Reversible Porch Greeter is NY_889188926254 The Reversible Porch Greeter is constructed of wood that is suitable for displaying outdoors the Folding Wagon with Table is better than ever and HFCs eliminates resetting or switching for different refrigerants Variable intensity audible signal and single flashing LED to help pinpoint leaks The automatic background compensation feature continuously monitors and automatically compensates for changing background "noise" without the need for manual adjustments by the operator Sensitivity 0 Condition: NEW