Thermal Neck Vibration Heating Band

Product information:
Power: 7W
Dimensions: One size fits all
Rated Voltage: 5V
Color Options: Black, Gray
Material: Crystal Velvet
Battery Power & Voltage: Power 7.4W, Output Voltage 3.7V
Battery Charging Time: 3 hours
Battery Operating Time: 2 hours

Packing list: 
Strap *1, data cable *1, instruction manual *1, color box *1 Product Image: