Adopt high-quality terminal blocks, digital identification, easy to identify wiring and use. Adopt high-quality internal components. components are used internally, with stable performance, high precision and accurate measurement. Performance upgrade is , practical performance is improved, and is more . Linear photoelectric isolation: reasonable design, exquisite production, fine workmanship, and high-quality raw materials. Application upgrade: widely used in DC voltage, low-frequency DC voltage and high-frequency DC voltage. Color: As Shown Material: plastic Package Contents: 1 x DC: 0-500V DC voltage transmitter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.