S-3215G  

1.2pcs AA Button Cells
2.4pcs Diameter 3mm or 5mm Led
3.With or Without ON/OFF Switch
4.Frequency:60times/Minute ,Flashed one by one
5.Led Color and Led quantity can be chose.
6.Double Adhesive sticker on the back of the Led
7.OEM is welcome
8.For POP Display