Displays2go Matte Black Plastic LED 22 x 28 Inches Message Board With 13 Different Flashing Light Settings, 22 x 28 x 1 Inches Horizontal or Vertical Wall Mounting (NBLWB22X28) 18 x 24-Inch writing surface can be used with wet, dry and liquid chalk markers. LED, or light emitting diode, technology is long lasting. Matte black plastic frame can be wall mounted vertically or horizontally. Pre-programmed with 13 different flashing light patterns Dimensions: Overall: 22w x 28h x 1d inches, Writing Area: 18w x 24h inches, Frame Profile: 2 Cord Length: 142-1/2 inches, Weight: 6 lbs.