KATSU Tools R134a A/C Manifold Gauge Set for Air Conditioner with 5ft Refill Hose Tool

Strong hooks to hang the instrument securely, color-coded high and low pressure can be adjusted to zer Includes 5-foot long enough three-color charge hose, easy to use The R134a pressure gauge kit is ideal for testing, filling and emptying car air conditioners. High quality R134A refrigerant charge hose with pressure gauge, solid structure Large and clear double pressure gauge adopts unique spring pressure indicator to read data more accurately