A water sensor diya is a unique electronic device that combines traditional Indian culture with modern technology. It typically consists of a small clay diya often used for religious and decorative purposes with an integrated water sensor system. When placed in water this sensor is designed to detect the water level and trigger LED lights or other visual indicators creating a captivating and visually appealing effect. Water sensor diyas are often used in festivals and celebrations to add a touch of innovation to traditional rituals making them both functional and aesthetically pleasing.