The MTS21 Smart energy meter & timer is specifically designed to measure active and reactive energy for single-phase two-wire systems and various parameters. This smart device is equipped with Wi-Fi connectivity, allowing users to utilize the free “Major Tech Hub” Smart App for remote monitoring and control. It adheres to Wi-Fi 802.11b/g/n standards for seamless data communication. When installing the smart device, ensure that this is done by a qualified professional in accordance with South African regulations and making sure it is placed in an appropriate environment with an ambient temperature range of -25°C to 55°C. The relative humidity should be kept below 75%. The manufacturing of this device aligns with international standards, including IEC62052-11 for General Requirements for Electricity Metering Equipment (AC) and IEC62053-21 for Static meters/timers for Active Energy (Classes 1 and 2).