Features High Quality 5V 1-Channel Relay Module: This module offers high-quality performance with a 5V power supply and 1-channel bistable self-locking relay, ensuring reliable and efficient . Convenient Trigger Control: Easily activate the relay by clicking the trigger port to pull it in and hold, and click again to disconnect, providing convenient and intuitive control. and Long Service Life: Constructed with high-quality materials, this relay module is and has a long service life, ensuring lasting reliability for your applications. High Accuracy and Strong Stability: With high accuracy and strong stability, this relay module is easy to install and use, delivering and reliable performance for various applications. Safe Low Pulse Trigger: The trigger mode is a low pulse trigger, providing a more convenient and safer for your peace of mind. Features: 1、Imported glass glaze winding resistance, the working temperature is ？ 55 ℃ ~ 350 ℃. 2、High quality imported potentiometer, smooth adjustment, not easy to damage. 100% imported original IC. 3、High precision, wide range of operating temperature, small drift and good stability. 4、Superior capacitance, good parameter consistency and high reliability. 5、Digital remote intelligent control, USB connection, real？time control. Specification: Features: Imported glass glaze winding resistance, the working temperature is - 55 ℃ ~ 350 ℃. High quality imported potentiometer, smooth adjustment, not easy to damage. 100% imported original IC. High precision, wide range of operating temperature, small drift and good stability. Superior capacitance, good parameter consistency and high reliability. Digital remote intelligent control, USB connection, real-time control. Specification: Condition: 100% brand new Model: DSE702AS Microcomputer control: Yes Manual start and stop: Yes LED indicates fault information: Yes LCD running time: Yes Mounting hole size: 68 * 68mm / 2.7 * 2.7in Package List: 1 x Generator Controller 2 x Fixed Screws 2 x Keys Package List