Specification:

-Name: LED lights coaster
-Material: acrylic
-Color: white/rgb
-Mode: 
white(flashing - slow flashing - steady on);
rgb(flashing)
-Switch: touch
-Dimensions: diameter 10 cm/3.9 inch, thickness 0.4 cm/0.16 inch.
-Weight: 35g/1.23 oz/0.08 lb

►Package include:
1*LED luminous coaster with CR1620 button battery