Buy two at a time and send one USB charging cable! ! !
Note after placing the order
★ Warm reminder: there is a film on the surface of the coaster, which is not a scratch. Please tear it off by yourself
★ After receiving the product, it is suggested to charge the coaster before using it.
This coaster has 7 colors, which can be changed by clicking once.
One color can be constantly lit.
It can also be turned on or off by pressing the button on the back of the coaster for a long time.
When there is vibration, it will emit light. < br.
before we ship, all the test lights will come on, which means it is normal!
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