Operating temperature range: -50°+200°C ±0.01°C with 2kW heater. Cooling capacity: 1000W @ 20°C | 960 W @ 0°C | 700W @ -10°C | 510W at -20°C | 250W @ -30°C | 110W @ -40°C. Color touchscreen user interface. External Pt100 sensor capability. Adjustable speed pressure/suction centrifugal pump, pressure: 3.5-13.3 PSI | 16-31 L/min. M16x1 male pump connections with 8 and 12 mm hose barbs. Includes USB-B, RS232/RS485, Ethernet ports for PC communication and USB-A port for data-logging. Bath tank volume 5…7.5L; tank opening 8.7 x 5.9 / 5.9 inches (WxL/D). Unit dimensions (WxLxH): 16.5 x 19.3 x 29.1 inches | 119.3 pounds. 200-230V/50-60Hz, NRTL marked for US and Canada.