Foot and Calf Massager Function – This electric shiatsu foot massager machine is specifically designed to massage your feet and calf all at the same time.It offers multiple massages like deep kneading shiatsu massage, relaxation vibration massage, rolling massage for tired feet, calves, legs to maximize relief your muscles pain. You can use it while watching TV, reading, just relaxing at home, or foot rest for under desk at work.Foot Massager Modes - Tisscare shiatsu foot and calf Leg masager machine has Kneading, Vibrating, Rolling, Heating programs. 4 parts of kneading discs in one appliance create a professional deep kneading shiatsu foot massage and leg massage experience, can greatly relieve foot stiffness, muscle tension or pain, improve blood circulation and promote better sleep.Foot Massager with Heat - This foot massager machine comes with a soothing heat that was designed to heat slowly to protect your feet. Maximum temperature of 112℉ ensure safe use, but not hot. It usually need take 3-5 minutes to get slight warm near your toes.The soothing heated therapy can melt away fatigue and stress relief, gives you a most relaxing foot massage.Calf Massager with Vibration - This vibration function of the foot massager is very good for pain and circulation. The synergetic combination of kneading, vibration and heating actions goes deep into the different layers of muscles of your foot and calf, helps in relieving muscle tension, leaving your rejuvenation and relaxation.Warm Notice - FDA has been registered, you can use it safely. This foot massager is equipped with 15 minutes auto shut-off function to ensure the best massager experience,can be adjusted up to 30 minutes. Moreover,this foot calf massager may be not fit when diameter of you calf over 4" wide.But the foot massage area is large enough to suitable for the most feet, up to US men size 13. Please kindly be aware of this before your purchase.Any questions in using,contact selller first for best solution.