LBTEK provides high-precision benchtop multimeters capable of measuring DC/AC voltage, DC/AC current, 4-wire resistance, capacitance, diode testing, as well as period and temperature measurements. These instruments feature rich computational functions including maximum/minimum/average values, standard deviation, relative measurement, bar graph, histogram, trend chart, dB/dBm, and limit testing. The product features a 4.3-inch true-color TFT-LCD display with 480×272 resolution, offering selectable reading resolutions of 5½ or 6½ digits. It includes built-in thermocouple cold junction compensation and supports standard SCPI remote control commands, PC software, and compatibility with the latest mainstream multimeter command sets. The graphical user interface ensures simple and convenient operation, complemented by a help system for easy information access. Additional features include: - Support for Chinese/English menus - Dual-window display function - USB and local storage support for ease of file management These high-precision benchtop multimeters are widely used in electronic measurement, testing, and maintenance applications, making them essential instruments for electronics laboratories.