Use With Refrigerant Manifold Gauge Sets Fits tight areas and traps all the gas. Recommended for R-410A, R404, R134A, R502, R12, R22. Wide Applications: Rated at 410a pressure, It can be used on any refrigerant. Fit SAE refrigerant permutation, HVAC, car air condition maintenance, coolant or adding freon. High Quality Working pressure: 600PSI Burst pressure: 3000 PSI Please Note:In the case of cars, it is 134a, which is the only difference, they use different port connections. Due to different product batches, the appearance , which does not affect the use. Colour:As Shown Material:Plastic Package Contents: 3 * Hoses Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.