Features:
Size: medium
Application: neck
Material: ABS
Item type: massage and relaxation
Package size: 22.5X20X5CM
Electric pulse frequency: 0-1000 Hz
Electrical pulse width: 20-400 μs

1. Pulse frequency: 0 Hz-1000 Hz
2. Pulse width: 20us-400us
3. Power: 3VDC30mA
4. With 6 types of mode
5. With 10 types of strength
6. Main function: using electronic pulse massager to relax the neck
7. Power supply: 2 x AAA dry cell （not included)

Transition: 1 cm = 10mm = 0.39 inches
Please allow 1-3mm error due to manual measurement. Pls make sure you don't mind before bidding.
Due to the difference between different monitors, the image may not reflect the actual color of the item. Thank you!

Package Included：
1 x Neck massage device
2 x massage pads
1 x English manual