Price reduced on 1/10. This is the King Jim "Raccage" RK10 black electronic adsorption board. It uses weak static electricity to adhere paper without pins or magnets, making it perfect for displaying your favorite postcards and trading cards. It runs on four AA alkaline batteries, so you can use it anywhere. It doesn't damage the items you display, and it's easy to swap them out. It also helps prevent injuries from pins, etc.