Item Descriptions: -Product Name : Infrared Remote Control Receiver Module; Model : VS1838B; Working Voltage : 2.7-5.5V -Reception Distance : 10-20M; Pin Feet Pitch : 2.54mm; Pin Length : 23mm -Compatible with electronic devices, phototransistor, communication equipment, IR beam sensors, IR beam remote, DIY PCB circuit, science experiments, breadboard. -Strong structure, Corrosion resistance, High reliability, Low power consumption, Long service life. -Package contents 50pcs infrared remote control receiver modules Package: 50pcs Infrared Remote Control Receiver Modules Item Specifications: Model:VS1838B Working Voltage:2.7-5.5V Reception Distance:10-20M Pitch:2.54mm Pin Length:23mm