Effect 99.9%: Our UV toothbrush uses UVC-LED to kill bacteria on your toothbrush to keep it clean and maintain good oral health Built-in Rechargeable Battery: The toothbrush sterilizer case has a built-in battery that does not require additional batteries. Using the USB-C charging port, it can be fully charged in about 3 hours and a full charge lasts approximately 2 weeks Easy and Safe to Use: Place the toothbrush in the case and close the cover. Press the switch to activate the 3-minute cleaning cycle. The toothbrush cleaner automatically turns off when the cycle is complete. The UV light shuts off automatically when the cover is opened. (Shake off excess water from the toothbrush before placing it inside) High-Quality Design: The toothbrush case is made of high-quality ABS material with an elegant appearance and comes in gift box packaging Dual Cleaning Technology: Features intelligent UV sterilization and a high-power fan drying system that effectively removes harmful substances from the toothbrush with a 99.99% success rate, helping to protect oral health Product Name: Portable Toothbrush Disinfection Box Size: 23 x 5 x 5 cm Material: ABS Color: Light Green Package Contents: 1 x Toothbrush Box 1 x Charging Cable Note: Light reflection and differences in display screens may cause slight variations in color between the image and the actual item. Measurement allows an error of +/- 1-3 cm