Features: AC485 serial-communication module power meter is a powerful electrical measurement instrument that can communicate with other devices through RS485 serial-port, enabling data transmission and remote control functions. This power meter has a wide voltage-range, from 80V to 260V, suitable for various types of power-systems and-places. It also comes with multiple measurement parameters, including voltage, current, power factor, frequency, etc., which can help-users understand the status-of their power system comprehensively. Through the 485 serial-port, this power meter can communicate with other devices such as computers, etc. Users can obtain real-time data of the-power meter through this method-to better monitor and manage their power system. In addition, various settings and operations of the-power meter can be controlled through remote control commands, achieving automation-control and intelligent management. In summary, the AC-485 serial-communication module power meter is a high-performance electrical measurement instrument with wide applicability and reliability. It can provide accurate electrical parameter measurement results-for users and realize remote control and intelligent management functions. Specifications: Material:ABS Size:Approx.7.55x4.55cm/2.97x1.79inch Measuring range: 80-260V Color:Black Configuration: excluding 485 module/including 485 module Package Includes: 1 Set Ammeter note: ①.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. ②.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings.