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100PCS 3MM IR LED 940NM 20mA DC 1.2 1.5V Transparent Infrared 940 NM LED Lamp Water Clear Bulb 2 Pins|Light Beads| - AliExpress
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3mm 5mm 940nm Leds Infrared Emitter And Ir Receiver Diode 10pairs Diodes - Diodes - AliExpress
IR LED Pinout, Features, Uses & Datasheet
Using an IR Sensor | IR Sensor | Adafruit Learning System
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CCTV Accessories infrared light 1 pcs Array IR LED board for Surveillance cameras night vision diameter 22mm,For CCTV Camera DIY | Hupuu Electronics
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How to Make an IR Blaster : 6 Steps (with Pictures) - Instructables
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Build the IR Circuits | LEARN.PARALLAX.COM
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How to Test Infrared Sensor, super simple ir receiver test - YouTube
