One opening and two controls (gray system)

* Date:2019-10-22 8:55:11

One opening and two controls (gray system): one opening and multiple controls large panel appearance design, purchase big brand German Bayer PC flame retardant material, internal parts thickened pure copper material, ingenious wiring design, make the product safer, more durable, and more convenient for you to install. Gentle, elegant and fashionable!