Sound sensor computer address Earvaipattinam Union School, Earvaipattinam, Tamil Nadu, India India Discover
CAMERA WITH PRINTER address Earvaipattinam Union School, Earvaipattinam, Tamil Nadu, India India Discover
Photograph printer address Earvaipattinam Union School, Earvaipattinam, Tamil Nadu, India India Discover
WATER DISPENSER VOICE RECOGNISED address Earvaipattinam Union School, Earvaipattinam, Tamil Nadu, India India Discover
WATER ALARM WITH VOICE RECOGNITION address Earvaipattinam Union School, Earvaipattinam, Tamil Nadu, India India Discover