A. [FAST STIRRING MIXER] Speed range is 0 - 4000rpm for added flexibility depending on the liquid's density or project needs. B. [SMALL SIZE, CAPACITY] The mini lab mixer requires little bench space when in use. The anti - foot pad helps prevent it from sliding around in home or workspace. This chemical mixer has a powerful brushless motor and can handle up to 1L of liquid volume. C. [LAB EQUIPMENT QUALITY] The Lab Magnetic Stirrer is made from materials suitable for laboratory use. The powerful and efficient brushless motor is in operation. The panel marks the center where the magnetic force is relatively strong, which helps to hold on the stir bar and prevent it from flinging off. D. [PORTABLE FOR WIDE APPLICATION] It can be used in the laboratory, classroom, workshop or home. It can also be used for beer brewing, wine making, home chemistry, aromatherapy, essential oils and more. It can be used as a wine decanter, creating an effect to gently aerate the wine, helping to open up the flavors and aromas. Control Mode: single knob Motor Type: brushless motor Motor Power: 5W Voltage: 5V Maximum Mixing Volume: 1L Speed Range: 600 - 4000rpm Control Mode: knob key on, digital display speed regulation Rotation Mode: clockwise Allowable Temperature: + 5 - + 40 Allowable Relative Humidity: 80% Machine Size: 130 x 150 x 35mm Material: plastic Color: White Package Contents: 1 x Digital Magnetic Stirrer 1 x Stir Bar 1 x USB Cable Only the above package content is included, other products are not. Note: Light reflection and different displays may cause the color of the item to be slightly different from the real thing. The allowable measurement error is +/- 1 - 3cm.