If there's no electricity where you're playing it's no problem with the Portable Manual Scorekeeper. It keeps the players and fans updated throughout the game. Eco-friendly, easy-to-use, low tech design measures 11"H x 23"L, requires no assembly, and also lays flat for easy storage! Includes 6" score digits and 2.5" Period/Game digits up to 5. Has the capability to score up to 99 points for each side. No batteries required, so get back to the basics with this dependable Scorekeeper.