Low Voltage Thermostat Stages Heat 1 Stages Cool 1 Temp Settings per Day 4 Programs per Week 5-2 Terminal Designations RH RC Y W G System Switching Heat-Cool-Off Fan Switching Auto-On Display Type Backlit Display Color Green Key Pad Lockout No Programmable Fan No Humidification Control No Remote Sensing Capability No Battery Backup Yes Low Battery Indicator Yes Batteries Included Yes Dual Transformer Compatible Yes Power Method Battery Voltage 24VAC 750mV Compatible Yes