18,000 BTU Single-Zone Outdoor Heat Pump Digital Inverter Technology, 208-230 Volts, 60 Hertz, 1 Phase, R-410A, Connection Size: 1/4" X 1/2", Connection Type: Flare, Metering Device: EEV, 18,000 BTU, Dims: H-34 5/8" W-33" L-13", Weight: 144 Lbs, Mfg. Box, Made In