Specification:Material: PC + Silicone - Color: White/Blue + Pink - Battery Capacity: 700 mAhRated Power: 4WRated Voltage: DC 3.7VTiming: 15 Minutes - Endurance: About 8 Days - Charging Interface: MICRO-USBNumber Of Massage Heads: 3Intensity Adjustment: 16 Gear - Massage Modes: 6 Modes - Hyperthermia Temperature: 42 °C6 Massage Modes: Hammer Mode, Scraping Mode, Acupuncture Mode, Fist Pressure Mode, Massage Mode, Combination Mode - Features: New upgrade three massage head, massage area more comprehensive. 304 stainless steel electrode patch, delicate touch, no allergy. Traditional Chinese massage, deep cervical care, massage effect is better. Acupoint massage can relieve pain, activate muscle vitality, improve damaged skeletal cells and correct cervical curve. Small and light, light to wear, the weight is about the weight of a headset, wear no weight, can protect the neck anytime and anywhere. One-button switch starts, convenient and easy to operate, elastic arm technology, good rebound, strong toughness, stainless steel electrode, comfortable and not allergic. Cervical massager, 6 kinds of massage modes, 16 speed adjustment, to meet your different massage needs, intelligent simulation artificial massage techniques, according to personal preference and physical stress, can be freely combined. - Package Included:1 x Electric Neck Massager1 x Charging Cable1 x User Manual