1. LED sunlight, very comfortable for your eyes to touch, which will not suffer any damage. 2. UV and LED function for curing any LED or UV gel. User manual: 1. Plug the power cord into the outlet. 2. Press the timer to choose the seconds: 1Os, 30s, 6Os. 3. 36w / 72w switch function: the default power when turned on is 72w, pressing the button for 3~5 seconds, the LED indicator will turn on and the power will reduce to 36w. 4. Motion sensors: when your hands enter the lamp, the lights will turn on automatically. 5. The lamp will stop after the set time. The general on and off button is located on the back. 6. If you want to extend the curing time, insert your hand into the lamp again, the sensor will activate the LEDs which will light up again.