1.Quick charging with rechargeable battery: With the built-in 4000mAH battery,the nail lamps can be used for 90 mins after 4 hours’ full charge. 2.Large LCD screen with touch-screen panel: The touch-screen control UV LED gel nail lamp comes with a large LCD display screen for showing countdown and power status. 3.4 preset time control: 15s, 30s, 45s and 60s automatic sensor mode, you can easily choose based on your need. 4.Portable & Convenient:You can use the nail dryer lamp anywhere and cure all the 5 fingers/5 toes at one time. 5.Compatible with all kinds of nails: The powerful 24 PCS LED light beads adopt double light source technology(365nm-400nm) which can dry all kinds of gel nail polishes. 6.High-speed Curing Technology: 24pcs durable 365 nm +400 nm long lasting UV/ LED light beads with 4 light beads on both sides, make curing 5-10 times faster than traditional UV nail lamp. It is faster, safer, low heat, comfortable than the traditional UV nail lamp or LED nail lamp.