Intelligent Infrared Induction: The infrared sensor detects human presence near the device and, thanks to its two smart chips, starts UV sterilization after one minute without movement, ensuring the safety and cleaning of the brush teeth. The charging panel made of a thin layer of amorphous silicon converts any type of light, solar or artificial, into electricity, allowing the device to recharge efficiently and durably. UV sterilization: thanks to Optimizing the latest generation UVC light, made realistic in a pale blue color by the best technologies used, it kills bacteria in just two minutes, instantly, with a sterilization rate of 85% to 99.9%. Multi-slot structure: This structure allows you to store not only your toothbrushes and toothpaste, but also dental floss, scissors, razor and more, in perfect order. In the upper part of the device there are 4 slots for toothbrushes, in the lower part there are another 5 slots specially designed for other objects. Removes bacteria from entire surface: Tied into its convenient U-shape, the device features a silver coating that reflects UV rays allowing them to reach all spaces to sanitize and eliminate bacteria. the lever once to release the air first, then the toothpaste. Note: In this upgraded version, the UV light is not very bright, as it is closer to actual UV rays, so it will only be visible in low light conditions. Toothpaste Squeezer Design: In this upgraded version, an accessory is included, which makes it easy to remove and clean toothpaste residue. NB: when inserting the toothpaste for the first time, you have to push the lever several times to release the air first and then the toothpaste.