Non-electronic, inning by inning scoreboard is great for organizations who want that professional appearance but have a limited budget to work with. Scoreboard is approximately 8' x 4' and has 9" yellow fluorescent numbers which are permanently attached and visible over 300 feet. "Moveable window" numbers slide in and out of view with the simple push of a finger. Designed to mount on two 4 x 4 posts (not included). 1-YEAR LIMITED WARRANTY.