Braeburn 1220NC Non-Programmable 2H / 1C Large 2 sq. In. Display with bright blue backlight, adjustable temperature limits, hardwire or battery powered Permanent memory retains settings, compressor short cycle protection, separate O & B terminals Adjustable temperature differential, auxiliary heat indicator, low battery indication Esd guard electronic circuitry, front access reset button, F/C switch English/Spanish packaging and instruction card with free contractor branding