<b>How to Use: 1.Insert the whisking head horizontally into the body, a gap must be left to prevent mutual friction during operation. 2.Pull out the whisking head vigorously in the opposite direction if you want to replace it. 3.Place the milk frother in a container containing 1/3 of the beverage. 4.Press the switch and make the milk frother get started. <b>Technical Parameters:</b><br /> Battery Type: 1200mAh rechargeable 18650 lithium battery<br /> Charging Voltage: 4.5V-5.5V<br /> Charging Current:0.5A<br /> Charging Time:6 hours<br /> Working Time：1H on high speed, 1.5H on medium/low speed<br /> Packaging Size/Weight: 4.2*1.8*9.1 inches/7.5 ounce<br /> Color: black<br /><br /> <b>USB Rechargeable:</b><br /> 1.Red light on when charging and green light on when fully charged. It needs about 6 hours for fully charged.<br /> 2.For safety reasons, the milk frother has multiple protections, such as overcharge, over discharge, overload, etc.<br /><br /> <b>Powerful 3 Gear Setting:</b><br /> Choose the proper whisking speed(low, medium, high) to achieve ideal frother effect.<br /><br /> <b>Package Included:</b> 1x Frother Wand<br /> 1x Spring Whisking Head<br /> 1x Ballon Whisking Head<br /> 1x USB Charging Cable<br /> 1x User Manual