Note:due to different production batches, the printing screen printing/appearance is different, which does not affect the use. Colour:Black 1. Infrared mitter module: Supply voltage: 5V Working environment: -25℃-+85℃ Storage temperature: -30℃-100℃ Wavelength: 940mm Signal type: Digital signal Infrared central wavelength: About 582nm-940nm Infrared emission distance: About 1.3m (5V 38khz) Infrared emission Angle: About 25 degrees Wiring instructions: DAT: indicates the digital output interface VCC: positive terminal of the 5VDC power supply GND: The negative pole of the 5VDC power supply 2. Infrared receiving module: Supply voltage: 5V Working environment: -25℃-+85℃ Storage temperature: -30℃-100℃ Carrier frequency: 940mm Signal type: Digital signal Infrared emission distance: About 10 meters Infrared emission Angle: About 35 degrees Wiring instructions: DAT: digital output interface VCC: positive terminal of the 5VDC power supply GND: The negative pole of the 5VDC power supply Material:PCB+ components Package Contents: 1 * IR mitter Module 1 * IR Receiver Module 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. Product Notes: Please allow a little manual errors.Due to the lighting of the photos and the difference of monitors, the pictures may not reflect the actual color of the real item. Please confirm acceptance before ordering. About Shipping: Please ensure your shipping informations are correct to avoid delivery issues. All orders are shipped within 3 days after payment. Delivery usually takes 8–12 days, The specific delivery time is depend on circumstances. If you have any questions during your purchase, feel free to contact us. We will respond you within 24 hours.