We sell the LED bases with USB cable.
1. The round silver base can be charged, and you can remove the USB when you use it.
2. The square base can use 3 AAA 1.5V batteries or USB, and you can not remove the USB when you use it without batteries.
3. We sell the base with a cable but without battery, you need to prepare the plug or batteries by yourself.
Round base: After you turn on the switch, you can not control the color of light and the speed of changing.
Square base: At the touch of a switch, the light will change color very slowly. Touch it again and the light will change color faster. The third time you touch the switch, the light will stop changing colors automatically and each time you touch the switch, the light changes one color， the changing colors are white, red, blue, and green. Press and hold the switch for three seconds to turn off the light.
Attention: No one know how is the back side of the moon look like, so you just can see the moon clear from one view.
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