The Smart Oral Odor Freshening Detector by Famkeler is a portable breath freshening device designed to detect bad oral odors. This product operates on a lithium ion battery and comes in a sleek black color. It is specifically targeted towards unisex adults and is recommended for external use only. The device is user-friendly and convenient for on-the-go freshness, making it a practical addition to anyone's daily routine for maintaining good oral hygiene.