Never leak electricity or get an electric shock. Beyikang IF electrotherapy instrument has triple protection facilities to ensure the absolute safety of current, so it can be used safely. The current of Kang Bei electrotherapy instrument is absolutely safe. After clinical research, the instrument is produced according to the needs of the hospital. And does not generate intermediate frequency current which has side effects on the body clinically. Reasonable use is safe and effective. . Built-in triple protection facilities, including power transformer, output transformer and safety tube. When the current passes through the instrument, it will first pass through the power transformer, followed by the output transformer, and the last barrier is the safety tube. Even in the worst case, the current can't directly hit the human body, but directly burn out the safety tube. . . . . . . . . . The current of Beyikang IF physiotherapy instrument is very safe, and the intensity of IF machine does not exceed 100 stipulated by the state. Their intensity is 0-99, which can be adjusted according to their adaptability. It has no side effects on the body clinically. Generally, there are multiple gear adjustments, which gradually increase according to personal adaptability, which is safe and effective. Strictly follow the national mandatory industry standards, if double isolation is safer, including a variety of prescriptions, a variety of treatment modes, a variety of treatment effects, the effect is greatly fast and good, and the cost performance is quite high. I bought a few before and sent them to the security tube. At first, I didn't know what it was for. Later, I asked their customer service to know that their IF physiotherapy instrument strictly abides by the national mandatory industry standards. It is safer to use double isolation for intermediate frequency instruments. In the worst case, the safety tube suddenly breaks, but even in the worst case, it will not cause harm to the human body. At most, the safety tube is burnt out, but also to prevent it from being completely.