These came off of industrial LED lightning

Looks to be barely used. Some of them have a graphite paper on the back of them seen in the pics. Easily comes off.

Please ask any questions before buying

Sold as is. Sorry no returns

Thanks for looking!

4 1/2 x 4 x 1 1/8 inches

10.16 x 11.43 x 2.8575 Centimeters