"Night Pearl" In The Dark
Night pearl is a kind of rare gemstone, which was called "with pearl", "hanging pearl", "hanging spine", "bright moon pearl" in ancient times. Generally, the night pearl refers to fluorescent stone and luminous stone.

Luminous Ball Principle and Usage: 
- Principle: 
The stone that is with phosphorescent material absorbs external energy after being exposed to sunlight for hours, and then releases these energy in the dark to form a silver-white brilliance; This is closely related to trace impurities in mineral crystals.

- Usage: 
Exposing the stone in natural light or flashlight for 5-6 minutes. The longer the time, the better brightness it will be. It can emit light for about 6 hours. Repeat this operation the next day and emit light circularly.

Specifications: 
Material of Ball: Stone, White Marble.
Other Name: Night-luminescent Pearl.
Color options: 1) Green Surface Green Light; 2) White Surface Green Light; 3) White Surface Blue Light;
Diameter of Ball: 50mm/60mm
Surface Processing: Dull Polished
Usage: Home Decor, Fengshui Decor
Quantity: 1 PC
 
Package Included:
1×Luminous Ball

Note:
1, Please expose it to strong sunlight for a long time, it absorbs sunlight then give out light in dark. Brightness goes down as time went by.
2, This item is made of natural stone, which may own blemish, please understand.
3, Each stone ball is dealed with polished process, no need to worry about powders onto it.