FOR SALE! Start your own advertising business and stand out with your Digital Billboard Advertising Truck! The screens are bright, the software works great, 2 new generators and everything functions perfectly. 2000 Isuzu npr with 215,000 miles with a strong diesel engine... The truck runs great and has heat/ac. The software can hold up to 75 ads (including videos) on the screens at once and has the potential to make a lot of money. Excellent investment!