flash mats
1.led flash light coaster mats
2.can flash in the mid the logo is engrave
3.CE ,ROHS approved flash coaster

flash mats 
1.led flash light coaster mats
2.can flash in the mid the logo is engrave
3.CE ,ROHS approved flash coaster 

Size: 100*10MM.Material: ABS .                                                

 1.  when the weight of the  cup pad surface is getting equivalent, it can be flashed  randomly by itself;                            

2. with 2CR2016 battery                                                            

3. the logo is engrave not print                                                                                           

4. the MId have 4ps LED ,the side have 2ps LED   This is mid can also flash