* 4 level time setting of 10s/30s/60s/99s (painless mode), the first three level time with memory function, and default first time setting is available while you use it for the second time. * LED lamp beads advanced configuration, effectively dry all nail gel without hurting your eyes and filter optical waves which will blacken your hands. * 48W superpower to dry the nail gel with LED lamp beads at double speed, makes the drying course faster and nail art effect lasts for a longer time. * Built-in intelligent temperature control chip, can automatically adjust the temperature inside the light box and maintain an appropriate and constant temperature. * Large spcae is able to accommodate both hands freely and unconstrainedly, thus increasing the gel drying effieiency.