9 Multi-functional electronic devices for growing plants indoor, namely, small indoor planting system comprised of temperature, humidity, nutrient, water level sensors for detecting water and air temperatures, relative humidity, nutrient concentration, and water levels in the system for use in growing plants; devices for measuring, displaying, monitoring and uploading information relating to plant growth to the internet and wireless communication system, namely, small indoor planting system comprised of temperature, humidity, nutrient, water level sensors for detecting water and air temperatures, relative humidity, nutrient concentration, and water levels in the system for use in growing plants; Electronic plant moisture sensor; downloadable software for connecting, operating, and managing networked plant growing device in the internet of things (IoT), namely, small indoor planting system comprised of temperature, humidity, nutrient, water level sensors for detecting water and air temperatures, relative humidity, nutrient concentration, and water levels in the system for use in growing plants; computer operating software; electronic software updates, namely, downloadable computer software and associated data files for updating computer software in the fields of the internet of things (IoT), provided via computer and communication networks; computer programmes, recorded for controlling the setting of small indoor planting system comprised of temperature, humidity, nutrient, water level sensors for detecting water and air temperatures, relative humidity, nutrient concentration, and water levels in the system for use in growing plants; computer operating programs, recorded; computer software, recorded, for controlling the smart hydroponic systems; computer programs, namely, downloadable computer software for controlling the setting of small indoor planting system comprised of temperature, humidity, nutrient, water level sensors for detecting water and air temperatures, relative humidity, nutrient concentration, and water levels in the system for use in growing plants; computer software applications, downloadable for controlling the settings of small indoor planting system comprised of temperature, humidity, nutrient, water level sensors for detecting water and air temperatures, relative humidity, nutrient concentration, and water levels in the system for use in growing plants; computer hardware; computers; integrated circuits; light-emitting diodes (LED); microprocessors; monitoring apparatus, electric, namely, environmental monitoring systems; printed circuits; printed circuit boards; temperature indicators; thermometers, not for medical purposes; time recording devices, namely, time clocks; water level indicators; wires, electric