Specification:
Material: plastic
Color: black
Type(surface): A(mirror), B(matte)
Size(approx): 138*35MM/5.43*1.38inch(dia*height)
Product load: 3KG
Speed: 10/15/30 seconds
Speed control mode: three-speed manual speed control
Power interface: 5V-USB interface
Rotation method: rotate left and right
Battery: USB/1*rechargeable battery(not included)/3*AAA batteries(not included), tip: it is not recommended to use AAA batteries for power supply, because the power supply time is not long.
Function: forward and reverse rotating
Switch on: Click any of the buttons above to start
Shut down: Press and hold one of the above buttons for 3 seconds to shut down