HOTELTECH INTERNATIONAL OPTIMAX. P/N: HT120A. DIGITAL, MERCURY FREE, ELECTRONIC THERMOSTAT FOR THE HOSPITALITY INDUSTRY., 120VAC., 60HZ., WHITE COLOR., IT HAS BEEN DESIGNED TO BE INTUITIVE AND EASY TO USE FOR GUESTS AND TO HAVE SPECIAL MODES BUILT IN FOR QUALIFIED ENGINEERS TO CUSTOMIZE FEATURES ACCORDING TO THEIR HVAC SYSTEM AND TO THEIR PROPERTY'S ENERGY CONSERVATION REQUIREMENTS., THIS DEVICE OFFERS CONTROL FOR HEATING, COOLING OR HEATING-COOLING SYSTEMS., THE FAN BUTTON IS FOR AIR CIRCULATION & ALLOWS AUTOMATIC OR MANUAL CONTROL OF MULTIPLE FAN SPEEDS., 15° TO 99°F TEMPERATURE RANGE., 60° TO 90°F TEMPERATURE SETTING RANGE., ACCURACY IS +/- 2°F., DISPLAY: BLACK LIQUID CRYSTAL DISPLAY 3" WIDE X 1 1/4" HIGH., DIMMENSIONS: 4.5" WIDE X 5" LONG X 1" THICK., MOUNTING: STND 1- OR 2-GANGED, OR 4" SQUARE JUNCTION BOX., °F/°C BUTTON., POWER BUTTON, FAN BUTTON., RED ARROW UP TO RAISE TEMP SETTING & BLUE ARROW DOWN TO LOWER TEMP SETTING., IT HAS 6 COLOR CODED 8" LONG WIRE LEADS., INCLUDES: HT120A THERMOSTAT, #MP1-TAN OPTIMAX MOUNTING PLATE # 1., FOUR MOUNTING SCREWS HARDWARE, INSTALLATION & OPERATION INSTRUCTIONS, PACKAGING AND BOX., ORIGINAL OEM REPLACEMENT PART., GUARANTEED TO WORK PERFECTLY., BRAND NEW FACTORY CONDITION., NEVER USED., I CAN SUPPLY MORE PICTURES IF REQUESTED.,