-Remarkable soothing effect on tissues around cervical vertebra and shoulder
-By eradiating 5 - 15 micrometer electro magnetic waves, it can improve micro-circulation at certain parts of the body, increase blood flux and promote metabolism
-Shape designed exactly according to the body mechanics,comforting to the neck
-Eliminates fatigue, improving sleep
-May be used at home, in car, or while traveling on business
-Easy to operate: micro-computer control system and LCD
-Safe and economical
-Powered by approved AC/DC adapter
-DC 5V, 1200mA or echargeable nickel hydrogen batteries 4X1.2V,1300mA