Pressure Gauge KitNo pressure, but this is a must-have for your towable accessories. Get the most out of your towable and create less drag on your boat by ensuring your inflatables are inflated enough. Did you know that most towable troubles are caused by under-inflation? Check your product manual for the recommended PSI and get riding!Features:Designed and tested with the highest quality materials for durabilityMonitors Air Pressure from 0 - 5 psi with precisionInflate to the correct pressure for ideal performanceProlong the life of your inflatables by avoiding under and over inflation1 Year warranty