PartyQ, the battery powered all-in-one temperature controller, with a new version. Everything you need to control your cooker in a single unit that requires no power cord, separate blower or blower cord. Features: Large 3 digit LCD display Bicolour LED indicator for at-a-glance pit status Rugged, armoured high-temperature pit probe Full-time adaptive control algorithm learns the pit to control better Display in degrees F or C 32 to 475 degree F range Runs on 4 AA batteries Self contained control and 6.5 cfm fan system When you cooker is at a stable temperature, the led will show a solid red color, only occasionally turning briefly to green and back to red as the blower cycles on and off. Next, the LCD display. It is used to display the current pit temperature as well as various settings. Quick instructions. Finally, the control buttons the left button is UP, and the right button is DOWN. If you press the UP or DOWN button, the currently displayed value will be modified accordingly. If you press them together, you will move through the system menu. The system menu contains 3 items: Display the battery level Set degrees to F or C Adjust the display temperature. Specifications: Temperature probe plugs into the unit and is therefore user-replaceable Pit probe is a precision thermocouple Controller dimensions (approximate): 3½" x 12" x 3½" Controller weight with 4 AA batteries installed 15½ ounces Power loss (dead battery) memory.