The manifold purpose of this kit is for charging, while the gauge purpose includes charging, temperature, and pressure. It comes with a clamp probe, has two valves, and is colored beige. The Testo 550s Basic Kit also has several features including being wireless, having Bluetooth capabilities, and being digital. This kit falls under the categories of Business & Industrial, HVAC & Refrigeration, HVAC & Refrigeration Tools, and HVAC & Refrigeration: Gauges & Probes.