Colorful Plastic Sand Timer 1,Size:160*70mm 2,TImer:30 second,1,2,3,5,10,15 and 30 minutes Colorful Plastic Sand Timer Our products have passed ... CE,ISO and ROHS certification.1,Size:160*70mm2,TImer:30 second,1 ... ,2,3,5,10,15 and 30 minutes About products and services:We can ...