9 Electricity meters; Electronic devices, namely, energy meters for tracking and monitoring energy usage; Electronic devices, namely, handhelds for exchanging data in energy meters or submeters; Electronic testing equipment, namely, sound level meters; Environmental monitoring system comprised of meters and sensors that measure pressure, humidity, temperature and includes alarm and reporting functions; Joint meters; Measuring apparatus, namely, clamp meters for measuring electricity; Panel meters, namely, an electronic instrument that displays an input signal in either a digital or analog form; Temperature meters not for medical use