TPI Wireless RF Interface Transmitter RFT-1Features:White Plastic Construction1 Amp24 Volts2H/1C Stage50 - 130°F Temperature RangeAAA BatteriesWires Works With Most Low Voltage ThermostatsUL, CSA Approved1 Year Limited WarrantyMade in the USA Product Specifications BRANDTPI WIDTH INCHES5 DEPTH INCHES7/8 HEIGHT INCHES4 WEIGHT LBS0.45 COLORWhite TEMPERATURE CONTROL RANGE °F50 to 130 VOLTAGE24 or Battery AMPERAGE1 ELECTRICAL CONNECTIONSTerminal Block STAGES2H / 1C LISTING, RATING, CERTIFICATIONUL, CSA LIMITED WARRANTY YEARS1 MANUFACTURER'S PART NUMBERRFT1