Features: This magnetic stirrer is small and lightweight for convenient carry, and has strong magnetism. Worktable surface is made of medical grade stainless steel, large size 130*130mm that can easily put larger container. Simply designed single knob can control stirring speed, rotation to the left side is close. Indicator light brightness degree indicates stirring speed, rotating speed fast, clear and intuitive. Stirring speed is 0-3500RPM, suitable for stirring water and low viscosity liquid. Comes with 12V 1A big power AC adapter (input voltage AC100-240V) for reliable power supply. Specifications: AC Adaptor Input Voltage: AC100~240V(50Hz/60Hz) Plug: US plug Mixer Input Voltage: 12V 1A Speed: 0~3500r/min Max. Stirring Capacity: 3500ml Motor Power: 0.9W Work Surface Size: 130*130mm Work Surface Material: Medical grade stainless steel Package Includes: 1 x Magnetic Stirrer 1 x Power Supply 1 x Small Magnetic Rod Note: Dear customer, Please rest assured to buy without worrying about the plug adaption. We will provide an adapter for you according to different country standard and ensure its normal use.