Adjustable speed display-diameter 13.8cm, height 3.5cm, three kinds of adjustment speed are 2-6 revolutions per minute. Adjustable jewelry rotation angle- According to the angle of rotation to adjust the circular rotation function, the angle of rotation can be adjusted to 45-90-180-360 degrees. Multiple power supply: USB power supply, using micro-cable 1.5m long USB, can power 3 x AAA batteries or 1 x 18650 rechargeable battery (battery not included) Widely used in: photography, video, product display, field sales, jewelry, cakes, showcases, exhibitions, showcases White multi-function electric rotating display stand Features: Power on: press any key. < p>Product function description The three speed settings are 2-4-6 revolutions per minute The maximum load capacity is 4KG-3KG-2KG according to the speed of rotation. Function m forward arch and reverse. Adjust the alternate rotation function according to the rotation angle, and the alternate rotation angle can be adjusted to