[Specific Compatibility]: Designed specifically for Linear models LSO50, LDO33, and LDO50, this garage door sensor kit ensures a perfect fit 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 Safety Features]: Equipped with an advanced infrared transmitter and receiver, this sensor kit enhances garage safety. The system detects any obstruction, prompting the garage door to reverse automatically, thereby preventing accidents and ensuring the safety 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 the sensors without professional help, saving time and effort while ensuring proper setup. [Durable and Resilient Materials]: Constructed from high-quality ABS plastic, the sensors are designed to withstand various environmental conditions. They offer excellent resistance to high temperatures, corrosion, impacts, and compression, ensuring long-lasting reliability and performance. Please note: the physical slightly color difference or difference, does not affect the use, please do not mind, thank you! Colour:Black Material:Plastic Package Contents: 2 * Garage Door Safety Sensor Kit 10 * Terminals 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.