VEVOR Viscometer Water Bath, 23 to 212°F, 5.51" x 5.51" Tank, PID Temp Control, Thermostatic Water Circulating Bath with Internal and External Circulation, Fits Various Rotational Viscometers for LabPID Temperature Control SystemDual Temperature Control ModesLCD Display InterfaceWide Tank CompatibilityWide Temperature RangeCompatibility With Various ViscometersBottom Clearance Height: 2.17 in / 55 mm,Square Opening: 5.51 x 5.51 in / 140 x 140 mm,Control Algorithm: PID,Product Dimensions: 19.69 x 16.54 x 17.72 in / 500 x 420 x 450 mm,Display & Operation: LCD Display,Power Supply: AC120 V 60 Hz,Flow Rate: 6 L/min,Main Materials: Steel, Stainless Steel & ABS,Circulation Mode: Internal & External Circulation,Opening Depth: 5.12 in / 130 mm,Inner Tank Size: 7.09 x 7.09 x 5.12 in / 180 x 180 x 130 mm,Item Model Number: NDJ-0506W,Temperature Range: 23 to 212 ℉ / -5 to 100 ℃,Temperature Deviation: ±0.09 ℉ / ±0.05 ℃,Tank Material: 304 Stainless Steel,Net Weight: 57.32 lbs/26.0 kg,Power: 700 W