Heated Anti-Fog TechUpgrade electronic heated shower mirror with only 1-2mins preheat, and keep its surface warm to prevent fog. The heating function needs to be turned on by pressing for 2 seconds. No need to use anti-fog spray/squeegee/anti-fog coating! Our shaving mirror is a real GLASS mirror, not distorted plastic.5000mAh 3-Color DimmableShower mirror is a 3-color dimmable light, you can easily adjust the brightness by long pressing, and it has a memory function: it can remember the brightness of each mode individually. High-Performance Lithium Battery-5000mAh, only needs to be charged once a week.Protection MechanismFogless mirror will automatically turn off after 15 minutes of inactivity. It will automatically power off when the temperature is higher than 149°F(65°C) and resume working when it is lower than 122°F(50°C). Therefore, it is recommended not to use the heating function continuously for more than 30 minutes.2X Anti-Fog MirrorBased on feedback, we upgraded the f