STRONG STIRRING POWER: This self stirring coffee mug is equipped with a built-in 400mAh battery. It has 3 stirring modes for you: 30s/60s/30m. "30s" for stirring once, "60s" for mixing different foods like oatmeal and milk, "30m" for long time drinking, stir 30s and then leave 10 minutes to drink, this procedure rotates three times in "30m" mode (does not mean continue stirring 30 minutes). When you want to make a simple coffee breakfast, just press the switch to get delicious coffee quickly. AUTOMATIC MIXING MUG: The auto mixing mug adopts shaftless magnetic stirrer and rated power 7.4W. Full power charging only needs 2.5 hours, this self stirring mug is designed with Type-C port, package comes with USB cable, you can take it anywhere, charge anytime. EASY TO USE: You can use the auto magnetic mug to stir coffee powder, hot cocoa, protein powder, chocolate, mocha. Compared with manual stirring, you need to clean the spoon and the powder can't be completely merged, on the contrary, this self stirring mug can fully mix the water and powder, easy to clean. Based on people's coffee habit, the self-stirring mug like a clock to help master re-mixing the coffee in time, providing the best coffee tasting service. EASY TO CLEAN AND CARRY: This travel coffee mug uses a detachable magnetic stirrer inside and stainless steel liner, which is very easy to clean, making you no longer worry about rinsing the mug. And if you don't need to stir, just take out the magnetic stirrer, then it also could be a simple mug in daily life. Meanwhile, its moderate size makes it easy to carry anywhere, and it is great size to put in your car cup holder.