Product feature:

1. sonic frequencies up to 29.000 vibrations per second
2.Special low voltage electronic micro-currents pass through the
device to your skin These microcurrents alternate positive and
negative impulses up to a maximum of 500 micro-Ampere
3. With a unique heating design for face lifting
4. Smart setting for use time 10mins w ill be auto-stop after using

Specification:

Product size:Approx. 5.6×19.1×2.5CM
Power Voltage: 3.7V
Battery Capacity: 800mah
Charging Duration: 3 hours
Working Time: 15 mins each time, total 3-5
hours
Ultrasonic Frequencies: 29,000vibrations
per second
Temperature: 37-42℃（98.6-107.6℉）