The invention relates to a cylindrical massage device with an electronic stimulation health care function on human skin, in particular to a biomimetic micro-current massage rod of a ball type structure. The product is composed of a current generator module, a battery box module, a handle module and a rotary drum module, and comprises 61 parts, elements and devices, such as a bottom board, a circuit board, a biasing resistor, a coupling capacitor, an adjustable capacitor, an electrolytic capacitor, a coupling inductor, a transistor, a current-limiting coil, a bottom box, a top cover, a switch shifting block, a battery, a box shell, an upper handle, an upper handle cap, a screw rod internal sleeve, a top ball, a backseat cover, a lower handle, an outer sleeve, balls, an intermediate sleeve, an inner sleeve and the like. By combining the biomimetic micro-current generated by the product and the proper physical massage modes of pushing, pulling, pressing, stroking, rolling, kneading, shaking, turning, patting and the like of the device, optimum physical massage stimulation and light-current oscillation stimulation can be simultaneously performed on the skin surface of a human body, thereby comprehensively activating and regulating the physiological functions of the human body, promoting blood circulation, accelerating metabolism, and playing the efficacies of dredging the blood vessel, eliminating blood stasis and swelling, alleviating pain, relieving itching, prolonging life, and the like. The product provided by the invention is firm and durable and convenient to use, and has a wide market space and higher economical and practical values.