2.Powerful motor and large torsion of inner structure. 

3.145⁰ Ergonomics design fitting neck shape. 

4.1 gear of heating and 3 intensities of massage. 

5.Wire and wireless versions for choosing. 

6.Lasting time is around 100 mins for wireless version after a full charging,and with Type-C port for charging. 

7.Suitable for massaging on neck,waist,belly,arm,leg,foot,etc.
8.10 mins auto-off.