... Lab HK.Major Products: Hotplate,Stirrer,Stirrer Hotplate,Melting Point Device,SamplerConcentration,Block Heater,Vortex Mixer,Cold Keeper,Mixer Incubator, ... a precise thermistor control system, the measurement range of the device is excellent, giving 0.1ºC resolutions on display. ... The unit is the most economic pricing makes the device unbeatable in the market.We offer three-years warranty on this ...