This Velp Scientifica Multistirrer F203A0180 Digital Magnetic Stirrer has been tested and is guaranteed to be fully functional. Please note: The power supply is not included with listing. Unit was successfully tested with power supply from a different unit (see photos) and is guaranteed to be functional. This item came from a local lab that had surplus inventory. Stirrer shows aesthetic signs of normal use. We urge customers to view all photos as they show overall condition, included accessories and functionality. Please feel free to contact us with any questions. Description Reliable and Precise Setting: Bright digital display for accurate speed monitoring Exclusive, on-board timer for unattended operation Adjustable reverse operation (time-controlled) Speed regulation from 80 to 1,500 rpm SpeedServo? ensures constant speed even when the viscosity changes Synchronized stirring, same speed ensured Capacity: MULTISTIRRER Digital 15: 15 places, maximum diameter of 64 mm - 250 mL Robust Construction, Practical Design: Resistant stainless steel top plate Long life operation Ergonomic - very low height Universal mains voltage / frequency range Light weight, easy to move Applications Oriented: Remains cold, even after days of continuous use Ideal for microtitration, microbiology and biochemistry Soft start but rapidly reaching set speed Excellent speed control (electronic), even at low speeds Can thermostat samples using a recirculating water bath Specifications Speed 80 to 1500 rpm Display Digital Voltage 100/240 V Electrical Requirements 100 to 240 V, 50/60 Hz Motor Type Mono-phase Type Magnetic Stirrer Top Plate Material Stainless Steel Shape Rectangle Dimensions (L x W x H) 370 x 230 x 51.5 mm Frequency 50/60 Hz Speed Control 10 rpm increments