Massage Gun with Heating/Cooling Function It comes with 5 massage heads and 1 heating/cooling head with 8 temperature settings to target different muscle groups. You can use the heat function to speed up muscle recovery or the cold feature to ease muscle tension. Professional Courses Connect to the RENPHO Health App via Bluetooth, you can control the 6-speed levels through the app. You also gain access to professional video courses offering visual guides designed for specific muscle groups. Powerful Percussion Massage Gun The massager is equipped with a high-torque brushless motor that produces up to 50 lbs of torque force with a 12mm amplitude for effective relief from muscle pain and stiffness. Up to 2600rpm for the ultimate relaxation experience! Long-Lasting Battery (supports USB-C & 15W PD) Charge the deep tissue massage gun via USB-C cable with a 5V/2A adapter (not included) or power bank. The LED touch display lets you monitor Bluetooth connection, speed level, and battery status with ease. Silent & Safe The massage gun is designed to operate quietly, ensuring a tranquil experience without disruptive noise. Whether you're using it at home, in the gym, or at the office, its silent and safe operation makes it suitable for any setting. Lightweight & Portable The deep tissue massage gun comes with a convenient case for easy portability and storage of the gun and its accessories, allowing you to take it with you on-the-go.