Pro1 IAQ Programmable Thermostat, 24 VAC, 50/60 Hz, 7 day or 5/1/1 Programmable Programmability, Auto Changeover, Battery/Hardwired Power Source, 3 Heat/2 Cool -Stage, 8 sq-in LCD Display, 0.2 - 2 deg F Differential, 32 - 105 deg F Ambient, +/-1 deg F Accuracy, Wall/Junction Box Mounting, RH, RC, C, Y, Y2, W/E, W2 G, O, B Terminal Designation, Gray, 4.7 in W x 4.4 in H x 1.1 in D

• Auto change over easy menu driven programming, intuitive wake, leave, return, sleep programming icons, 8 sq-in display, blue backlight
• Glow in the dark light button, programmable fan, electric or gas configurable, room temperature calibration adjustments, separate heating and cooling swing (cycle rate) adjustments
• Keypad lockout, heating and cooling setpoint limits, 5 min compressor delay protection (selectable on or off), filter change indicator(selectable on or off)
• Simple private label badge system, easy wire color-coded terminal blocks, universal sub-base,-mounts on wall or junction box
• Mounts on wall or junction box
• Temperature ranges 41 - 95 deg F display range of temperature, 44 - 90 deg F control range of temperature
• Humidity range - operating 90%, non-condensing maximum
• 1 A terminal, 1.5 A maximum all terminals combined load rating
• 18 - 30 VAC, NEC class II, 50/60 Hz for hardwire (common wire), battery power from 2 AA alkaline energizer batteries
• Temperature settings 4 per day

• Instruction/Installation Manual https://assets.unilogcorp.com/267/ITEM/DOC/Pro1_IAQ_T855_Manual.pdf
• Specification Sheet https://assets.unilogcorp.com/267/ITEM/DOC/Pro1_IAQ_T721_Specification_Sheet.pdf