About our LED Lights Display Base: ? Can be Used to Display Crystal, Glass, Acrylic, Crystal Item, Jewelry, paperweights, resin item and Other Items. Of course, you can also use the Display Base as the night light for your room. Package Include: 1 x light base,1 x USB cord (Not included the Acrylic pices). ??Power mode? 1, powered by the adapter. 2 powered by mobile power. 3, computer USB power supply. ??Material?Durable to use and works great.Can be used for rectangular Acrylich pices of size 5in X 6in with base of 8cm for lED incert Product Specifications: Round LED Light Base: Light color: Yellow. Power : 1W, Voltage: 5V USB. Size: diameter: 10cm, height: 4cm Our Service: If you have any problem, we will reply you within 24 hours and do our best to help you. If there is a problem with the quality of the product, we will refund it in full. Package Included: 1PC LED Display Base