Say goodbye to backaches and neck pain with this compact back and neck massager. Not only does it eases the pain but promotes relaxation. All you need to do it wear it around your neck and back and set the intensity level. Your back and neck will say thank to you later. Recommended by professional massage therapist!
Electric impulse frequency: 0-1000Hz
Electric impulse width: 20-400μs
Pulses frequency: 0Hz - 1000Hz
Pulse width: 20us -400us
With 6 kinds of mode
With 16 kinds of strength
Application: Neck Material: ABS Item Type: Massage & Relaxation Package size: 22.5 x 20 x 5 cm Power supply: 2 x AAA battery - Can use 7 hours continuously