One handmade Lightsaber Crystal Chamber equiped with 3mm LED. You choose the color. 1 inch in diameter. 3 inches long. Includes natural quartz crystal. Picture shows lit with green LED. Fits any hilt 1 inch inner diameter and above. Choose your color of LED in the comments section: white (clear), warm white, blue, red, green, pink, orange, purple/ UV, yellow, yellow/green