[Rechargeable Cordless Nail Lamp]: Continuous use of 4-5 hours after 3 hours fully charge. LCD screen will prompt you to charge when needed. Portable LED nail lamp can be taken to anywhere without mess extension cord. (Note: Please fully charge the nail lamp before initial use. Please do not use the lamp while charging) [Quick Drying Gel Nail]: The 200W cordless nail lamp with 40 beads adopts a 180 degree blind spot light to fully illuminate each finger,which can make your gel nails dried quickly,with a minimum drying time of 10 seconds. [3 Timer Setting & LED Screen Display]: The UV nail lamp has 3 timer setting and a LED screen display.Choose the drying time as you want from 30s,60s,99s these 3 timer settings and watch the countdown on the LED screen display,so you can watch the countdown end,and make the Gel nail you want,enjoying every journey on making manicure. [Infrared Smart Sensor]: The cordless nail dryer has infrared smart sensor function,which can make you more convenient to use it.When you hand approaches or moves away,it can detect the change of your hand through infrared radiation and automatically turn on or turn off. [Cordless UV Light for Gel Nails]: Suitable for UV/LED gels, Base/Top Coat, Color Gel, Builder, Acrylic... Not for regular polish or air dry polish. Drying time depends on different gel brands. Please try more brands to find gels that fits your dry speed. Do not apply too thick gels to reduce drying time. [Rechargeable Cordless Nail Lamp]: Continuous use of 4-5 hours after 3 hours fully charge. LCD screen will prompt you to charge when needed. Portable LED nail lamp can be taken to anywhere without mess extension cord. (Note: Please fully charge the nail lamp before initial use. Please do not use the lamp while charging)