● PTC to Avoid Overheating and Keep Constant Temperature: Do you want to use the foot massager bath more securely and have comfortable heating? This foot massage is different from others It uses quality PTC Heating Semiconductor speed heating, maintaining a constant temperature, and secure multi-insulation protection. Safe and secure double overheating protection.● Powerful Massage with Detachable Rollers and Acupuncture Points Massage: Compared to other regular foot bath massagers. This one has a powerful message function. Just pour warm water and overheat is prevented but still keep water warm. Start the massage with relaxing bubbles, 4 detachable massage rollers, and precision acupuncture point massage. Powerful massaging effectively helps you to promote blood circulation, improve metabolism, relieve fatigue, and smoothens the meridians.● Easy to Control Knob with 3 Functional Setting: Do you prefer to use the footbath massager with ease and not complicated? Then you will like this one. This foot massager spa is very easy to operate. It has a rotary knob with 4 levels of settings, Provide 3 different functions. Setting 1:Bubble, Setting 2: infrared+heating, Setting 3: Bubble+infrared+heating.● Easy to Clean with Removeable Cover: Have you suffered from cleaning the foot tub? We have designed this foot bath with an easily removable cover. You can detach it to wash the foot bath separately, good for daily use for all family members. It gives you a healthy and sanitary foot bath.● Relax Your Body and Reduce Fatigue: Foot is important to help refresh the body. After a whole day of work back home, take off your shoes and refresh yourself with a hot foot bath, then you will have a sound sleep and have a great new morning.