Used for chakra adjustment, travel, remote viewing, exploring past lives,Vivid /dream healing, purified space/earth, physical healing...Self-help-self-treatment-self-Meditation tool. Provide endless treatment!How does a luminous necklace shine?The luminous stone must first be placed under , sunlight, ultraviolet rays or other radiation to absorb transparent energy, and then it will glow in the dark for several hours.size:3.6x1.1x0.6cmMaterial:Crystal + resincolour:Rainbow colorsPackage Contents:1 x pulse wheel necklaceOnly the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.