1.Rechargeable Lithuim battery 450mA;
2.Input Voltage:DC 5V,3W
3.1xUSB rechargeable cable
4.Charge time 1h can use 3h.
5.Foldable design, easy to take in pocket and stock
6.Ergonomic Design, tough and delicate, Retractable arms fit neck circumference of different size.
7.Light-weight, thin shape, Skin Friendly Material, more comfortable feeling of apparel
8.EMS Stimulation to contract your muscle firmly and effectively.
9.Time Default:Auto power off after 15 mins
10.15 EMS massage levels
11.5 massage modes,Auto mode, Pulse Mode, Thump Mode, Knead Mode, Acupressure Mode.
12.With heat function, quickly reach to 42 degree constant temperature in 30seconds.