storing sand light emitting lucky wishing bottle

Color: Sky Blue (when not luminous,the color is green), green.please tell me which color you want ,if not ship randomly.
Size:bottle :about 3CM high
Features:
1.they look like？ ordinary samll？ sand , but at night , the magic thing will happen , they are glowing ,they are luminous.
2.can be used on the？cellular phone.