Features: The Voltage Meter offers precise voltage measurement and data transmission, making it a essential tool for accurate monitoring. Featuring high precisions, strong reliability, and user friendly operation, this voltage meter supports remote monitoring and data recording, ensuring efficient and effective performances. For electrical engineers, maintenance personnel, and home users who require accurate voltage measurements, this device caters to a wide ranges of professional and needs. Perfectly suited for home circuit testing, industrial equipment maintenance, and commercial appliance monitoring, the provide a safe and reliable voltage measurement solution across various scenario. Constructed from ABS material, this voltage measuring instrument is for longevities, making it a valuable addition to any toolkit or workspaces. Specifications: Material: ABS Measurement: Voltage: AC85-290V Current: 0-40A Power: 0-12KW Energy Ranges: 0-9999KWH Temperature: -20 to 150℃ Frequency: 50-60Hz Power Factor: 0.00-1.00PF Overvoltage Protections: Yes Undervoltage Protections: Yes Screen Brightness: Yes Screen Flip: Yes Battery Resets: Yes Timers Resets: Yes Size: About. 50x82x24mm/1.97x3.23x0.95in Pattern: A(with Switches and WiFi)/B(with Switches and 485)/C(Only with Switches) Package Includes: 1pc Power Energy Tester note: Please allow 1-2cm errors due to manual measurement. Due to difference between different monitors, the picture may not reflect the item actual color.