this ice hifu machine is more comfortable, safe and painless. the cooling temperature of the probe can reach 1-5 degrees, avoiding the phenomenon of redness, swelling and pain during operation. after normal hifu operation, the epidermis will be red, swollen, and painful. this ice hifu machine has a ing effect to avoid these problems. easy to operate. one scan make 2 or 4 points at the same time, and 500 s can be finished in a few minutes the work efficiency of ice hifu machine is 2-4 times higher than other model, the effect is good, and the treatment time is shorter..syi