Feature: 1. 4 Massage Heads and Heated The neck massager is designed with 4 massage heads and a 42-degree hot compress. Can relieve neck pain, and shoulder fatigue, and release your body tension to achieve deep relaxation. 2. 6 Modes, 9 levels of intensity, simulation of human massage with a micro-current pulse, 6 massage modes (acupuncture, massage, finger pressing, kneading, hammering, and combined massage mode), and 9 strength levels can meet your different massage needs at different times, please try small to large. 3. Convenient to use and a long-life drinking neck massager, it has a large-capacity battery (1000mAh). Compatible with USB charging for 2-3 hours and can be used for 15 minutes a day, which can last for 4 days. The neck massager is equipped with a 15-minute auto shut-off function to ensure you have a safe massage experience. 4. Easy to Use. The back neck massager is convenient and easy to operate with a smart voice prompt. It is the best ideal gift for a dad, mom, or any member of your family. Specification: Product Type: Cervical Spine Massage Instrument Material: Metal, ABS Power: 3W Voltage: DC5V Degree of heat: 42 c Massage mode: 6 modes Massage Intensity: 9 adjustable levels Massage time: 15 min/time Battery capacity: 1000mAh Power supply: USB charging Charging time: 2-3 hours Using time: 1 hour Charging indicator: while charging, the red light will flash, and when fully charged, the red light will stop flashing Charging cable length: 47cm 2cm Material: ABS Color: Red/White Package Includes: 1 x Neck massager 1 x USB cable 1 x Instruction manual