It is equipped with a hot compression function which helps relieve stress, and excess tension & improves blood circulation. Simulates real human massage to help relieve neck pain & soreness, shoulder tiredness & improve sleep quality The personal shiatsu massager cordless comes with a flexible collar in a wrap-around style that ensures a comfortable fit, and an ideal neck & body relaxation tool for people of all ages. Lets you experience a soothing pressure massage Smart Neck Massager features 6 selectable massage modes including cupping, tapping, scraping, shiatsu, acupuncture & relaxation. Low-frequency pulse, magnetic effect & hot compression are combined in different modes Digital Neck Massager System – Matt & Fashionable Wrap-Around Style – Compact & Portable Design, Perfect for Travel – Soothing Pressure Massage – Relieve Stress, Excess Tension Improve Blood Circulation – (6) Selectable Preset Massage Modes with Timer Settings – Simple & Hassle-Free Operation – Built-in Rechargeable Battery – Remote Display for Wireless Control – Flexible Neck Collar Ensures a Comfortable Fit – Vibration, Impulse & Heat Intensity Adjustment – Universal Size for All Ages What’s in the Box: – Neck Massager – Remote Control – Power Cable Adapter Technical Specs: – Intensity Level Selectable: Electric Modes (6), 15 Level Intensities, Heat ON/OFF – Adjustable Time Settings: 15 Minutes – Massage Impulse Width: 20-400us – Electric Pulse Freq.: 1-1000Hz – Rechargeable Battery: 3.7V Li-ion, 1200mAh – Remote Control Battery: (1) x ‘CR-2032’ Button Cell, Included – Power Supply: 110/220V (5V DC Power Adapter) – Product Dimensions (L x W x H): 6.85’’ x 5.71’’ x 1.16 ’’ – inches Key Features: 6 MASSAGE MODES: The SereneLife Smart Neck Massager features 6 selectable massage modes including cupping, tapping, scraping, shiatsu, acupuncture & relaxation. Low frequency pulse, magnetic effect & hot compression are combined in different modes HEAT COMPRESSION: It is equipped with hot compression function which helps relieve stress, excess tension & improve blood circulation. Simulates real human massage to help relieve neck pain & soreness, shoulder tiredness & improve sleep quality WIRELESS CONTROL: The cordless neck massager with heat includes remote control for wireless & hassle-free operation. Allows you to adjust impulse, heat & vibration w/ 15 intensity levels. It sports a sleek, next-gen fashionable, and comfortable style RECHARGEABLE BATTERY: The portable neck relax massager is equipped w/ Lithium ion battery which is rechargeable using the included power cable. With its light & portable design, it is convenient to use at home, in the office or while traveling FLEXIBLE COLLAR: The personal shiatsu massager cordless comes with a flexible collar in wrap-around style that ensures a comfortable fit, an ideal neck & body relaxation tool for people of all ages. Lets you experience a soothing pressure massage