Single sided Display w/ 5, 9" digits or double sided Display w/ 10, 9" digits (5 on each side). Displays time to 9:59:59 and counts events or seconds to 99,999. Time of day to 10 hrs. Standard Chronomix display features (see Display Timing Modes). Operated by connected Control Keypad. Horn. Includes 2 timing cords, Control Keypad with 30 ft. of cable; Battery Charger/Adapter; Operations Manual and one year limited warranty. 8 hour operation on internal NiCad batteries. CC3159 Size: 60" long x 16" high x 5" deep. CC3259 Size: 60" long x 16" high x 6-1/2" deep.