Low Voltage Thermostat Stages Heat 1 Stages Cool 1 Temp Settings per Day 4 Programs per Week 5-2 Terminal Designations B C G O R W Y WiFi Capability No System Switching Heat-Cool-Off Fan Switching Auto-On Key Pad Lockout No Programmable Fan No Humidification Control No Remote Sensing Capability No Temporary Program Override Yes Filter Indicator Yes Battery Backup Yes Low Battery Indicator Yes Dual Transformer Compatible No Power Method Hardwired 750mV Compatible No