Humidity doesn't matter anymore Temperature doesn't matter anymore Seasons do NOT matter anymore cures completely within 1-3 seconds An eyelash revolution. Quite simply, without training. As a trained eyelash stylist, you will get used to the system within minutes and can start using it in no time. Packing content: 1x UV lamp 1x power adapter 1x foot switch 2x UV lash glue 5ml 5x black eye pads Specification: Wavelength: 395-400nm AC adpater: Input 100-240V /Output DC5V 1A Flexible gooseneck lamp pole: Yes Power consumption: 3~5W Product size: 28*20*6CM Net weight: 1KGS Light Control: Foot Switch Curing Time: 1-3s fast curing Wristband: can be adjustable Does UV lamp harm the eye? it won’t hurt your eyes! You just have to make sure that neither you nor the customer look directly into the light. because the lamp shines from above onto the closed eyelid and never directly into the eye. Also you as a lash artist have no direct eye contact with the light and are additionally protected by our UV safety glasses. If you expose the open eye to UV lamp for a longer period of time, for example minutes: yes! We only expose to the closed eye for 1-3 seconds.