Mastercool 99903 4-Way HVAC Digital Manifold reads over 60 refrigerants, records and store up to 24 hours of data, and displays Pressures, Saturated, Actual, Superheat and Subcool Temperatures.

Mastercool 99961 4-Way Digital HVAC Charging Manifold with 60in Hoses is designed to display pressures, saturated, actual, superheat, and subcool temperatures.