[Specific Compatibility]: Designed specifically for Linear models LSO50, LDO33, and LDO50, this garage door sensor kit ensures a and functionality. Note that this kit is not universally compatible with all garage door systems, focusing on specified for Linear models for optimal performance. [Enhanced Features]: Equipped with an advanced infrared transmitter and receiver, this sensor kit enhances garage . The system detects any obstruction, prompting garage door to reverse automatically, thereby preventing accidents and ensuring of your vehicle and family. [Streamlined Installation Process]: This kit includes everything needed for a hassle-free setup. With a detailed instruction manual provided, you can easily install sensors without professional help, saving time and effort while ensuring proper setup. [ and Resilient Materials]: Constructed from high-quality ABS plastic, the sensors are designed to withstand environmental conditions. They offer excellent resistance to high temperatures, , impacts, and compression, ensuring long-lasting reliability and performance. Please note: the physical slightly color difference or difference, does not affect use, please do not mind, thank you! Colour:Black Material:Plastic Package Contents: 2 * Garage Door Sensor Kit 10 * Terminals Only above package content, other products are not included. Note: Light reflection and different displays may cause color of item in picture a little different from real thing. The measurement allowed error is +/- 1-3cm.