The dimensions for the opening required for recessed installation are: 29 1/4 x 31 1/4 x 4 3/8"

Features

• Tri-color LED dimmable work light with touch screen button, color temperature adjustable from 3000K - 6000K, output from 70 lumens to 2600 lumens, depending on your cabinet style and size
• Designed to be waterproof with a defogger, makes it a high-quality life choice with no more foggy mirrors.
• In-cabinet outlets add convenience to the use of electric toothbrushes, razors, curling irons, etc.
• Included is mounting hardware for surface or recessed installation
• Quiet and noise free, with hinges designed to slowly open and close, providing you with safety and care.
• 3 adjustable tempered glass shelves are designed with reasonable partitions to fully maximize storage space.
• A high-quality, environmentally friendly copper-free mirror able to reflect the truest image