The meaning of the different crystal:

Colorless crystals: Represents purity and selfless. Can improve people's aura, get rid of distractions.
Purple Crystal: Representing romance, marriage. Color noble.
Yellow Crystal: Represents wealth, Fortune.
Brown Crystal: Representative sound, Aetna.
Green Crystal: On behalf of justice and development.
Green Phantom Crystal: Getting money is on behalf of, the cause of Hing.
White Ghost Crystal: Representing purity, for spirituality.
Red Phantom Crystal: Of career development, wealth prosperity.
Blond: To the United States, supreme.
Red hair crystal: A warm and lively.
Huang Fajing: Fire, and prosperity.
Black crystal: Partial financial, in helping.
Green hair crystal: Happiness, good luck.
Seniors Crystal: Wood Wang, evil spirits.
Pyramid Crystal: Gathering energy, good fortune.
Crystal water tank: The magic and the supernatural.
Crystal Landscape: Natural miniature window of communication between man and nature.

Pleochroism crystal metal USB disk (ZY008)
-USB SPEICHERSTICK. 0 high speed (USB1.1 compatible)
-Porcelain place: As per request
-Colour coding: As per request
-Method of printing: Silkscreen printing or laser printing
-USB2.0 - Read: 11MB/s, Write: 7MB/s
-Capacities: 32MB/64MB/128MB/256MB/512MB/1GB/2GB/4GB/8GB/16GB