2021 Pre Sale Newest Upgrade Hot Sale 4D Smart EMS Neck Massager Far Infrared Heating Pain Relief Deep Tissue Relax Magnetic Pulse Remote Control Effective Cervical Massager 9 modes Description: Color: Battery white,Battery Red,Charge white,Charge Red Material: plastic, silicone Features: EMS massage, 6 modes, 9 strengths, neck massage, physiotherapy Mode: automatic combination, acupuncture, massage, acupressure, kneading, thumping (different frequencies) Battery capacity: 400 mAh Charging method: USB cable How to use: After installing the battery or charging, press the on button for 3 seconds to start the product. Press the button for 1 second to switch the mode. There are six modes. The frequency of each mode is different. You can press the-button to adjust the intensity, a total of 9 intensity. Note: a pair of patches are included in the package, which will be consumed for one month under normal conditions Product size: 15 * 15 * 4cm 15 modes Description: Color: white Material: ABS, silicone Voltage: DC5V Power supply: USB Battery capacity: 650mah Charging time: 2-3 hours Using time: 2 hours Features: massage instrument, prevention of cervical spondylosis, physiotherapy machine, multifunctional Product size: 17.5*13*13cm Package list: 1Pcs * neck massager 1Pcs * link cable 2Pcs * patch 1Pcs * English manual OR 1Pcs * neck massager 1Pcs * link cable 2Pcs * patch 1Pcs * English manual 1Pcs * USB cable How to use: 1) Before use, first wet the skin of the cervical spine with a wet towel, and then put the product around the neck, make the electrode close to the skin of the cervical spine, adjust the position of the product, turn on the host and adjust the appropriate massage intensity and mode. 2) Press [ON/OFF] button to enter the default mode, the default gear position(0 gear). 3) Press [M] button to switch mode, 6 modes available. 4) Press [+]/[-] button to adjust intensity 5) Press the middle button for heating up function.