*Applicable refrigerants : R22, R134a, R404A
*Applicable Medium : R22 : -40°C ~ + 10°C; R134a : -30°C ~ + 10°C; R404A : -40°C ~ + 10°C
*Adjustable range of superheat : 2°C~ ~ 8°C
*Maximum working pressure : 2.8MPa
*Maximum testing pressure : 3.2MPa