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、For electronic professionals or enthusiasts use, such a lamp bead is working as a great assortment of light emitting diodes. 2、Its high quality can keep its high performance for a long time, and it is , meanwhile, color of the light is bright. 3、With optional multi-color, such LED bead suits for a variety of usage scenarios. 4、Pure copper wire is with excellent electrical conductivity, which is not easy to damage. 5、Light beads are small and easy to install and use, the quality is guaranteed, and you can use it with confidence. Specification: Item Type: Lamp bead Input Voltage: 12V LED Lamp Bead Diameter: Approx. 8mm / 0.3in Lead Length: Approx. 20cm / 7.9in Beam Angle: 30° Power: 0.06W Lead Type: 26AWG Use Range: Indicator light Color: White & Red / White & Yellow / White & Blue / White & Jade Green / White & White / White & Warm White / White & Orange / White & Purple / Colorful Flash / Colorful Slow Flash (optional) Package List: 50 x Lamp Bead Note: The red line is connected to the positive pole and the black line is connected to the negative pole! Package List 50 x Lamp Bead