Analyzed Refrigerants: R22, R32, R134a, R404A, R407C, R410a, Hydrocarbons (HC) and Air Identified Refrigerants: R12, R1234yf, R408A, R409A, R417A, R421A, R421B, R422A, R422B, R422C, R427A and Hydrocarbons (HC), Accuracy: +/- 2% of indicated gasses Power Requirements: 12 VDC @ 2A via 110/220 VAC Adapter User Interface: Graphic display, soft keys, built in printer, Sample Gas Extraction: Pressure from cylinder or system, Temperature Range: 50 to 120˚F, Humidity: 0-95% RH non-condensing, Response Time: Less than 3 minutes, Test Sample Size: approx. 5 g per test, Test Pressure: approx. 50 psi – 500 psi