Product Name : Infrared Remote Control Receiver ModuleModel Number : VS1838BWorking Voltage :2.7V to 5.5VReception Distance : 18MReception Angle : +/- 45 DegreeLow Level Voltage : 0.4V;High Level Voltage : 4.5V;Body Size : 7 x 7 x 5mm / 0.27 Inch x 0.27 Inch x 0.2 Inch (L*W*T);Pin Length :22.5mm / 0.88 Inch Pitch : 2mm / 0.08 Inch Material : Plastic, Alloy;Color : Black, Silver ToneWeight : 6gA miniaturized receiver for infrared remote control and IR data transmission.This VS1838B IR Receiver Modules is widely application to AV instruments such as Audio, TV, VCR, CD, DVD, etc.Home appliances such as Air conditioner, Fan etc. The other equipments with wireless remote control.Package Content : 20 x Infrared Remote Control Receiver ModulesOnly the above package content, other products are not included.Note: Light 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.