Universal Application: These beam sensors are designed for a variety of exterior doors and garage doors and are compatible with both 12V and 24V AC/DC systems, making them suitable for a variety of installation scenarios. Extended Detection Range: These infrared beam sensors offer an impressive detection range of 20 meters, suitable for gates of all sizes, ensuring optimal operation even in adverse weather conditions that can affect their performance. Flexible Installation: These infrared barrier alarms feature a 90 adjustable circuit board, allowing easy alignment for effective operation, even when offset. Enhanced Safety Mechanism: These infrared photocells are equipped with advanced safety features that automatically stop operation upon detection of an obstacle, effectively protecting pedestrians and vehicles. Rugged Design: Designed to withstand various environmental conditions, these infrared beam sensors are made with durable, weather-resistant materials to ensure long-lasting reliability and performance.