... .ISO,CE Passed. 3.3years warranty. A & E Lab HK.Major Products: Hotplate,Stirrer,Stirrer Hotplate,Melting Point Device,SamplerConcentration,Block Heater,Vortex ... )450x474x522Net weight (KG)30Heater power (W)250Power supply230V,50Hz,300W Lab Mixer Incubators