Amethyst is the stone of protection as well as being extremely powerful. Amethyst was traditionally worn to prevent drunkenness and has an effect on overindulgence. This stone also helps decision making and enhances memory.
Theses crystals generate energy, hence their name.
They also amplify other crystals energy and can be used to recharge other crystals.
This generator weighs 260g and is 12cm in height.