[Automatic Sensor ]: Our lamp has a auto hand infrared sensor. It automatically when hands get in and automatically shut down when hands out or timer finish. [72pcs LED UV lights Bulbs] 72 LED light beads,with a life span of 50000 hours , lasting up to 5 years of continuous use. No need to worry about the replacement of the light beads. Suitable for DIY or Salon. [Cure all kinds of Gel Nail Polish]LED UV lamp work with all kinds of nail gel, such as UV nail gel, LED nail gel, nail builder gel, nail sculpture gel, rhinestone gems glue, top coat and base coat for nail gel. Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.