By touching the max button,the sun lamp instantly re-leases the maximum brightness to convenientlymeet your faster access toenerg A pack of blasting screws isincluded in the package, al-lowing you to easily installthe product on the wall, the sum lamp is equipped with a hook onthe back, which fits perfectlywith the screws nailed to thewall, so you can enjoy your light easily. The LASTAR Sunlight Lampprovides 10,000 lux of natu-ral light, providing a safeand effective natural lighttherapy to help combatwinter low mood, improvesleep, concentration, andenergy, and effectivelyboost winter low mood. 5 levels of adjustment Automatic timer Regulate mood