Braeburn Model 1020 1 Heat/1 Cool Non-Programmable Thermostat The digital non-programmable thermostat shall be a Braeburn, model number 1020, 3.70″ high x 5.16″ wide x 1.38″ deep, powered independently with either 24 Volt AC or with two “AA” Alkaline batteries (3.0 Volt DC). The thermostat shall be compatible with single stage gas, oil or electric heating or cooling systems including single stage heat pumps and 250mv – 750mv millivolt heating systems. The thermostat shall have a bright blue backlight display, adjustable temperature limits and separate sub-base for trouble free installation. Temperature control range shall be between 45 and 90 F (7 and 32C), accuracy of +/- 1 F (+/- .5 C), humidity range between 5% and 95% relative humidity. The thermostat shall include non-volatile memory to retain user settings. Thermostat shall have low battery indication and a front reset button will return user settings to default values when pressed. The thermostat can be mounted to a horizontal junction box.FEATURES: • Large 3 Sq. In. Display with• Bright Blue Backlight• Tamper-Proof Adjustable Temperature Limits• Hardwire or Battery Powered• Permanent Memory Retains Settings• Separate O & B Terminals• Compressor Short Cycle Protection• Adjustable Temperature Differential• Low Battery Indication• ESD Guard  • Electronic Circuitry• Front Access Reset Button• F / C Switch• Gas / Electric Fan Switch• Mount to Horizontal Box SPECIFICATIONS: Dimensions: 3.70″ x 5.16″ x 1.38″Electric Rating: 24 Volt AC (18-30 Volt AC)1 amp maximum load per terminal3 amp total maximum load (all terminals)AC Power: 18-30 Volt ACDC Power: 3.0 Volts DC (2 “AA” Alkaline batteries included)Compatibility: Single stage gas, oil or electric systemsSingle stage heat pump systems 250mv – 750mv millivolt heating systemsControl Range: 45 to 90 F (7 to 32 C)Display Range: 40 to