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、This signal lamp is used for signal indication of various equipment, instruments and meters. 2、The luminous body uses pure color super bright LED chip, the color is pure. 3、The parts are made of high quality materials, which are and wear？resistant. 4、Built？in screw？type wiring, safer and more convenient, not easy to damage. 5、High？quality yellow LED light source, high brightness, provide perfect indication effect. Specification: Item Type: LED Indicator Light Material: ABS Color: As shown in the picture Model: AD16-22DS Purpose: Signal indication of all kinds of equipment, instruments and meters Basic Parameters: Current: ≤20mA Installation Size: 22mm / 0.87in Package List: 10 x LED Indicator Light Note: betweendiv>1. The current must be ≤20mA.between/div>betweendiv>2. The voltage shall not exceed the specified voltage of the product.between/div>betweendiv>3. For electricity‑related maintenance and installation, be sure to ensure that the operator has electrical work qualifications and take necessary power‑off and insulation protection measures.between/div> Package List 10 x LED Indicator Light