Performance:rotation speed: 20-200r/min. Temperature adjusting range: water temperature, indoor temperature -90 degree. Functions:temperature set and display: digital display Rotation set:rotary button type Flask capacity:0.25-5L Lifting device:seasaw type push button, Electric lift,travel distance 165mm Constitution: Main parts:alluminium alloy Motor:induction motor, output power: 40W Heating device:alluminium alloy teflon,for water bath and oil bath ,all closed heater Cooling device:vertical type, with the piston material-putting valve,running operation,quick collection Test flask:round-shape flask (5L) Recovery flask:flask with valve (3L) Seal circle:PTFE composite + fluoro-elastomer dual seal circle Total Power/voltage:1.8KW ~220v50Hz