For anyone looking for effortless, on-the-go massage, look no further than the Addaday Bio6. Its cordless design is versatile for use almost anywhere, including in the car (it comes with a car charger). Four nodules rotate in two opposing directions at three different speed settings to knead knotted muscles, with two heated nodules that warm up to relax stiffness. The Bio6 features Bluetooth technology that enables it to connect to the optional Addaday app, which allows you to control the device?s speed settings from your mobile device. The Bio6 is the perfect tool to relieve and relax tense, stiff and sore muscles on your back, legs and arms. Using the Magic can help alleviate stress, increase circulation, enhance energy levels as well as improve your overall well-being.