DuraChill 0.7kW 2.2 gpm 50Hz Portable Chiller (Turbine Pump) Key Specifications Working Temperature: -10° to +70°C Temperature Stability: ±0.1°C Cooling Capacity: 700 watts @ 20°C Pressure Range (@50 Hz): 20-75 psi (138-621 kPa) Maximum Flow (@50 Hz): 2.2 gpm (8.3 lpm)