a room monitoring device designed and intended to detect a bowel movement of a person occupying the room , such as a baby or infant or an adult with special needs or in a care facility . the device tests the air for particular substances such as , but not limited to , methane and hydrogen sulfide . the test is performed multiple times per minute to reduce the chances of a false - positive detection . once the device detects a positive bm , it alerts a user via wi - fi message , sms text message , visual alerts , and / or audio alerts . this device may be paired with existing monitoring devices , such as a baby monitor with a remote camera .