About this item 【USB Port for Charging】This cordless led nail lamp has a USB interface that can charge the nail drill and mobile phone while doing nail art. It is a professional cordless led nail lamp specially designed for nail art. 【Cordless Design】This cordless UV Led nail lamp built-in rechargeable battery, and the premium quality battery can be used for 2-3 hours after being fully charged. You can take it anywhere you want. 【Dual Wavelength】The dual optical wavelength(365nm+405nm) lamp beads make LED UV lamp work with all kinds of nail gel, and safe on your eyes and skin, reduce the degree of hands blackened. 【Infrared Sensor】This cordless LED nail lamp has an infrared smart sensor, which is more convenient when you are manicuring, and We use an upgraded LCD screen and UV Coating to make the lamp more textured. 【Premium Service】BETE’s products are trustworthy, if you have any questions after receiving the product, we will reply to you and solve the problem within 24 hours. We hope you can have a pleasant shopping experience~