EMS Mini Portable Electric Pulse Neck Massager Muscle Pain Relief Tool

EMS Mini Portable Electric Pulse Neck Massager Muscle Pain Relief Tool 
Specification:

Product Name:Magic paste
Voltage:3.7V
How to use:A-F (8 modes) 19 gears
Frequency:1-100HZ
Working Hours: 15 minutes
Output: 35mA maximum
Battery Capacity:200mAH
Frequency: 1~100Hz
Weight:31g
Color :Blue, Black
Size:As the picture shows

Package:

1*Massager Host
1*Patch
1*Instruction
1*charging cable
1*color box