about this project USB Rechargeable Coffee Frother: The handheld milk frother is powered by a built-in 500mAh rechargeable battery. It can be used for a long time after being fully charged, no need to replace the battery repeatedly, and is more environmentally friendly. The body is made of high-quality ABS material, smooth and durable. Portable design makes it suitable for home, office, outdoors or travel. High-speed and fast frothing: The portable milk frother has a built-in 14000rpm high-speed motor with constant output within 15 seconds, which can provide rich milk froth for your coffee or other beverages. You can make your favorite latte, Kabchino coffee, McGiato, hot cocoa or matcha anytime anywhere. EASY TO USE AND CLEAN: The electric coffee milk stirrer can be easily cleaned without disassembly. The stirred head can be placed directly into the water and turned on. Swirl for easier and thorough cleaning, then press the button again for 2-3 seconds. A Good Helper for Coffee Lovers: The handheld coffee milk frother is light in weight and ergonomically designed with soft touch. The electric latte stirrer is very convenient and practical, and you can also give it as a gift to relatives and friends. Let them enjoy the fun and convenience of making chocolate or cappuccino at home.