This cordless 48W LED nail lamp dual optical wavelength(365nm 405nm), makes it works with All kinds of UV and LED gel nail polish, e.g. Base Coat, Top coat, any brand color gel, hard gels, builder, acrylic, sculpture gel, CND Shellac, OPI and LED, without brand requirements.Quick Charging with Rechargeable Battery,with Built-in 2 sets of lithium batteries total 5000mA High Power battery, Fully charged 4 hours power supply for 4 hours working time.This LED UV nail lamp is perfect for outdoor use. The nail light has a colorful soft atmosphere light, so you don't feel bored while you work.Automatic sensing mode & 4 preset time control: 5s, 15s, 30s and 60s mode. Enjoy the professional quality nail polish at home or outdoor.it's more convenient for manicure and pedicure and easy to clean. It's with enough space to cure all the 5 fingers/5 toes in one time.21 Double-source LED lamp beads, no black hands, no stinging.There is a magnetic removable bottom,and Built-in fan with multiple vents, no need to worry about uncomfortable hands and feet.This gel nail led light is great for home and salon USE. It's designed for hands and feet, manicures and pedicures. You can use it anywhere, very convenience!