Color White Material Plastic Quantity 1 Piece Massager Part Ear Principle of Massage High frequency vibration massage Massage Manipulation Vibration blow shiatsu massage pat and scraping therapy Control Mode Switch Number of Massage Heads 2 Piece Fuse Protector 50A Thermotherapy Function Yes Timing Function No Digital Strength Shows No Battery included or not No Power Supply OthersN/A Rate Voltage 4.5V Power 1.5 W Other Features Promote the blood circulation of the ear; For individual difference The massage time should be within 5 minutes Packing List 1 x Ear clip wire (120cm)