The Professional AC HVAC/R Field Tool is a manifold gauge set designed for charging, testing, and evacuating the AC system compatible with R410A, R22, R134a, R404A, and more. With a multicolor design and a 1-year manufacturer warranty, this tool set includes a blue low side hose, red high side hose, and yellow service hose, all measuring 5 ft in length. The manifold gauge set features a mechanical design and comes with two valves, making it a reliable choice for HVAC and refrigeration professionals in the field.