9 Electronic controllers and sensors for use in greenhouses, namely, controllers, sensors, and relays for monitoring and controlling greenhouse temperature, heating, humidity, lighting, shade, ventilation, and irrigation systems; electronic appliances adapted to detect wind, rain, light, and other environmental conditions affecting greenhouses; downloadable mobile applications for use in the operation of horticultural equipment in the nature of controllers and sensors for monitoring and regulating temperature, humidity, lighting, ventilation, and irrigation of greenhouses; electronic controllers for use with kilns, namely, controllers for firing kilns and monitoring and regulating kiln temperatures; downloadable mobile applications for use in the operation of kilns, namely, controllers for firing kilns and monitoring and regulating kiln temperatures; electronic controllers for use with industrial furnaces, namely, controllers for firing furnaces and monitoring and regulating furnace temperatures; downloadable mobile applications for use in the operation of industrial furnaces, namely, controllers for firing furnaces and monitoring and regulating furnace temperatures.