Natural Crystal Generator are crystals terminating in six faces (facets), all coming to a near-perfect point at the top-center of the crystal. Generators are sometimes also called Projector Crystals.  A Generator should be treated with care and much respect. Crystal Generators do exactly what their name implies—they generate and project energy. Generators are also outstanding at re-energizing or recharging other crystals and stones. These crystal generators are used in alternative healing procedures, generating and directing energy in extremely precise regular pulses and patterns, especially when programmed for specific functions.Black Tourmaline Generator help deflect and repel negative energy, especially psychic attack. Protects against "spells," and ill-wishing. Grounds spiritual energy, increases physical vitality. Black Tourmaline is also iron rich and reflects negativity.It is Perfect to have one of these power generators in one’s space as it protects on all levels.