Cures all kinds of nail gel polish: LED gel, UV gel, Builder gel, Sculpture gel etc. Won’t damage/blacken skin or hurt the eyes. Built-in IR sensors. Hands in, lamp on. Hands out, lamp off! 4 preset time controls: 10s, 30s, 60s and 99s low heat mode. 24 dual light source LED light beads. Distribute light evenly, no dead zone or corners. Offers 50,000 hours of long lifespan. Plenty of space to fit whole hand and foot Removable tray, easy to do foot and clean Suitable both for home and salon use.