1.Self Mixing Mug: Automatic stirring coffee mug is designed for mixing various powdered beverages, press the button to mix, quickly mix coffee, milk, protein powder and tea. Note: Viscous beverages are not applicable. 2.High-Quality Materials: Electric high speed mixing cup is made of food grade high borosilicate glass food grade plastic PP lid & handle. Cup can withstand high and low temperature changes, low-temperature resistance -30°, high temperature resistance 150°. Glass material is r, No BPA. 3.2 Drinking methods:Straw and straight drink(USB Rechargeable Mixer Cup with Straw) a cup , try a variety of scenarios!Powerful Motor: Equipped with a strong motor that ensures thorough mixing and blending about 30-60s. 4.One-Click Stirring: Automatic Stirring Mug features a one-click operation to effortlessly blend and mix your drinks. 5.Versatile Usage: Perfect for protein shakes, coffee, tea, and any hot or cold beverage you need to stir. An automatic stirring cup , equipped with a plastic spill-proof lid. The electric automatic stirring cup can evenly and quickly stir coffee, milk tea, protein powder, syrup, sugar crestal, or other powdered drinks. 6.No lumps: Alternate between powerful vortex and high-speed vortex, make the water and powder blend perfectly, the protein powder shake is as smooth as milk. 7.Quiet mixing: The vortex mixing system does not produce annoying clashing sound, mixing is as quiet as typing on a keyboard. 8.Leak-proof sealing: screw-on lid and base have leak-proof sealing design to ensure that the liquid inside the cup will not spill out.