The 1 to 1500 Torr Big Digit Dual Set Point Controller includes: 3 1/2 digit super bright red 1.8 inch high LED display that is readable from more than 100 feet. 2 adjustable set points with SPDT relays. optional linear analog output(choose output option when ordering). 10 feet(3M) gauge tube cable, line cord. Gauge tube not included, order from 1 to 2000 mTorr Gauge Tubes.