Ohaus, 30680264, Guardian 2000 Hotplates & Stirrers, Rugged and Reliable Analog Stirrer for General Purpose Stirring e-G21ST07RDependable OHAUS Guardian 2000(TM) Stirrers are ideal for education and other lab environments that require affordable, everyday reliable stirring up to 15L. All three sizes offer simple knob control to easily adjust stirring functions. The durable housing includes a built-in support rod holder which accepts the optional support rod. Stirring models include PTFE coated stir bars.Applications Boiling Liquids, Basic Sample and Solution Preparation, Dissolving Buffers and Reagents, Preparing Media, Concentrating SamplesDisplay Prominent hot top indicator light, green indicator lights when unit is stirringOperation Simple knob control, stirring up to 1600 rpm, power cord (included), stirring models include PTFE coated stir barCommunication N/AConstruction Durable metal housing, PET front panel, control knobs, built in support rod holder, easy to clean resin, ceramic or ceramic coated stainless steel topsDesign Features Hot top indicator light to protect user, green indicator lights illuminate when unit is stirringFeatures:Powerful stirring at an economical price. Safely stir up to 15L with easy to use knob control for simple and reliable everyday stirring in the lab.Designed to last - the rugged metal housing has a spill resistant design for long life in the lab under harsh conditions. The smooth, chemical-resistant ceramic top plate is perfect for easy clean up.Compliance:Product Safety: CE, TUV, TUV SUD certified to CAN/CSA C22.2 61010-1; CAN/CSA C22.2 61010- 2-010; CAN/CSA C22.2 61010-2-051; UL 61010-1; UL 61010-2-010; UL 61010-2-051Electromagnetic Compatibility: Canada ICES-003 Class A; FCC Part 15 Class AOther: IP21.