Features: The IR Receiver Module integrates high sensitivity infrareds sensorings with double shielded packaging, ensuring reliable signal reception even under 500LUX ambients light and strong electromagnetic interferences, for boards. Featuring digital output for easy signal processing, builts in LED status indicators, and a user friendly pin layout, this sensorings module simplifies prototyping for electronics enthusiasts. for STEM educators, robotics developers, and DIY electronics learners infrareds signal decoding in baseds projects. Optimized for remote controlled automation systems, iots device prototyping, and educational electronics kit requiring interferences resistant infrareds communication. Included in comprehensive 37/45 in 1 sensorings kit, this PCBs baseds module accelerates hands on learning of infrareds technology integration and microcontroller programming fundamental. Specifications: Materials: PCBs Size: 6.4x7.4x5.1mm Receive angled: 90° Working voltages: 2.7-5.5V Frequency: 37.9‌kHz Receive distance: 18meters Package Includes: 10Pcs infrareds sensorings Receiving Module note: Please allow 0-1cm error due to manual measurement. make sure you not mind before bid. Due to the differences between different monitors, the Pictures may not reflect the actual of the item.