The Yellow Jacket 40846 TitanMax Temperature Clamp is for use with the TitanMax Digital Manifold. It can be used to can be used to monitor system temperature and to calculate superheat and subcooling. Ensure that both jaws of the clamp are well secured and the metal temperature probe on the upper jaw is flush with the surface to be measured. When not in use, the temperature clamps can be conveniently stored by attaching the clamps to the two magnets located on the back of the manifold.