Specification Item Type:Smart Neck Massager 809. Material:ABS. Voltage:3.7V. Power:3W. Rate Time: 15mins. Charging Time:1-3 Hours. Weight: 160g. Size:14*14cm/5.51*5.51in. Feature 3 MODES, 9 LEVELS OF INTENSITY: Including three modes of acupuncture, massage and beating. Keep pressing the switch button for 3 seconds to start. The neckology intelligent neck massager builds up with 3 pulse modes,9 intensity setting. electric neck massager simulates real human massage to help relieve neck soreness. BETTER MASSAGE EFFECT: The smart neck massager uses low-frequency electric pulses, magnetic effects, and three-synchronous loop traction therapy to form a high-performance composite energy field. Highly flexible frame technology, smart 3D suspension design and 4-point design, light and portable, you can carry this wireless neck massager with you when fully charge. The skin-friendly, U-shaped neck wraps closer to the skinfit neck size and neck curve of different people. 107.6 CONSTANT-TEMPERATURE: Smart Neck Massager Equipped with 107.6 Fahrenheit constant-temperature and warm compress techniqueThe Small neck massager gives you the most comfortable neck relaxation. Updated with the interior sensor and programs, which can precisely control the temperature to avoid excessive heat. ENJOY MASSAGE WHENEVER AND WHEREVER: Innovative electronic neck massage that is different from traditional massagers. neck massager can also be applied to other parts of the body, such as waist, feet, calves, arms, etc. Fashion and Smart appearance, Shopping and working are not awkward while using it. WARMING TIPS FOR BETTER MASSAGE: This intelligent neck massager uses low-frequency electric pulse therapy. DO NOT use when implantation of pacemakers or carrying metal in the body is prohibited, you may feel an electric shock when you use it for the first time, which is normal. Before use, apply some water on your neck, otherwise you may not feel the pulse. Product Include: 1 x cervical vertebrae back neck massager electric therapy, 1 x usb cable, 1 x manual user.