7 sq. inch display. Improved blue back light. Glow in the dark light button. 5 minute compressor delay protection (selectable on or off). Adjustable setpoint limits. Separate heating and cooling swing (cycle rate) adjustments. Room temperature calibration adjustments . Simple private label badge system. Easy wire color coded terminal blocks. Universal sub-base. Mounts on wall or junction box. Battery or 24v power. 5 year warranty.