The KOI is an intelligent, human-friendly, and economical robot solution deployed in houses and indoor spaces as a protective shield against mosquito bites and mosquito-borne diseases. It is an effective and viable solution that reinforces the mosquito eradication efforts at every home. Its unique mode of operations and multi-layer mosquito attractants can effectively bring down the threat of mosquitos in an individual's living space and help our nation's effort on mosquito eradication.