This is our Electric Milk Frother Handheld Double Whisk Foam Maker Coffee Egg Rechargeable. Three-speed adjustment: the low-speed gear is suitable for mixing egg liquid, the medium-speed gear is suitable for mixing jam, and the high-speed gear is suitable for frothing milk. Various functions can meet your needs. Features: The electric milk frother does not need to be manually stirred, and the milk froth can be quickly made in 30 seconds, which is convenient and fast, saving time and effort. Dual power supply interface: Both the convenient charging base and the host have a USB charging interface, which is convenient for you to choose the most convenient way for fast charging. Plug-in installation design, three kinds of replaceable mixing heads are suitable for baking, milk froth, milk powder, cream, etc. for whisking and mixing, for your choice. Specifications: Material: ABS+electronic components+stainless steel Color: White,black Weight: 0.34 lbs Packing size: 9.84" x 4.92" x 1.57" Built-in battery: 1200 mAh 18650 lithium battery Speed: 3500RPm & 8500RPM & 13500RPM Power: 2.5W Current: 0.5A Voltage: 4.5V-5.5V Charging: full-green light; dissatisfied-red light Package includes: 1* Host 1* Baking mixing head 1* Milk froth mixing head 1* Milk powder mixing head 1* Charging base 1* USB Charging Cable 1* English User Manual