[Dimmable & memory]: This brightness of the mirror is dimmable, controlled with a round touch button. Simply touch the round button for 3 seconds to change light intensity from normal to brightest. When the led mirror is powered off and restarted, the last use state is restored. [Unique design]: The mirror power switch and anti-fog switch are separate control. Turn on the anti-fog switch when necessary, safe and energy-saving. This built-in anti-fogging function means no need to constantly treat your mirrors with fog-free spray, or rinse them multiple times per shower. [Use time]: LED lifetime: over 50,000 hours (Using the mirror 3 hours a day means it will last 45 YEARS), copper-free Environmentally friendly materials are used with a silvered reflection layer. [Packaging & Waterproof] Newly improved packing greatly reduces damage during transportation. led mirrors have passed all tests including dropping test, impact test, heavy pressure test, etc. The LED mirrors feature waterproof and moisture-proof backing, and an IP54 rated to ensure safe lighting in wet bathroom environments.