This ultrasonic appliance is 200ml with 24w ultrasonic power, ensure best cleaning for retainers,aligners, night guards. The no water protection is unique feature to ensure the washer is working and be protected from damage when tank without liquid. The UVC sterilized function can sterile varies of mini items, such as teat,soother teat,retainer, night guard, aligner,denture ect. The sterilization is up to 99.8%. We offer oem,odm customization for wholesale clients.