Manifold with 60" PLUS II with standard fittings Gauge Reads in Fahrenheit R22/134a/404A Flutterless technology means surge protector and silicone dampened movement helps minimize needle pulsation for easier, more accurate readings Sliding double "O" ring pistons reduce wear Easy-to-read 2-1/2" (63.5 mm) steel case gauges with 3-2-3% accuracy Limited lifetime warranty on manifold bar and valves - not gauges Made in the USA