Product name: Nail lightsProduct size:81*179*169mmProduct power: 130wNumber of lamp beads: 42 uv ledTimer: 10s，30s, 60s, 120s1. Connect the power cord to a secure outlet. Use the appropriate timer(30s/60s/90s low heat mode) as per your gel polish's requirements.2. If gel polish is a little sticky after curing, please wipe your nails with a gentle cleanser or rubbing alcohol to get rid of the sticky residue left behind.3.Please note that curing time vary based on the gel polish brand. UV LED nail lamp works well for all kinds of gel polishes, not for regular nail polish.4.The intelligent automatic sensor makes it easy to use without pressing any button.5.Enough space to cure 5 fingernails or fingernails at a time.If you have any questions, please contact us in time and we will respond to your inquiry within 24 hours.