ENHANCED LIGHT COVERAGE: The blue light box equipped with 144 upgraded 455nm wavelength LED beads, expanding the coverage area and ensuring even and consistent light distribution EXCEPTIONAL COMFORT AND EFFICIENCY: Unlike traditional blankets, this box features three-sided lighting to provide uniform light effects and a spacious, comfortable environment THREE-SIDED LIGHTING WITH VENTILATION: The three-sided lighting, combined with side openings, facilitates natural ventilation, ensuring a more comfortable user experience EXPOSURE TIME: Each exposure time depends on the situation, from 1 hour to 24 hours, it is recommended that each exposure time 1.5 to 4 hours, 2 to 4 times a day EASY TO FOLD AND STORE: The foldable design makes storage easy. Simply open the package, zip it up, and plug in the power — no complicated assembly required, just set up and go Portable LED Blue Light Box, Safe and Effective Blue Ray Light 144LED Three-sided Lighting Home Use