This mushroom is magic for plant growth! Target short or tall plants with a telescopic rod that extends to 72cm/ 28” and enjoy 3 light settings with 10 brightness levels and purple color to stimulate budding. Includes control switch with timer. USB powered.ABS, LED lights, stainless steelcolor box4(collapsed)10 x 4 (extended) 30 x 4 (cord length) .5 4 x 9.5 x 4