4 in One Machine is an electrotherapy device which is compact, portable light weight unit microcomputer-controlled LCD based programmable device to reduce the deep pain by low frequency, and low intensity impulse stimulation. This machine can be used for different, physiological traumatic conditions of deep muscle pain and weakness, joints pain and vascular disorders etc. 4 in One Machine is used for the treatment of various diseases and are gaining day to day popularity among the medical practitioners. This machine is carried by a medium frequency, carrier consist, programmable treatment parameters for Interferential Therapy, Muscle Stimulator, Tens and Ultrasonic.