Diode
5mm 940nm Emitter:
Lens: Clear Lens
Reception angle: 45°
Voltage: 1.2V-1.5V
Current: 20mA
Reception distance: 12M
5mm 940nm Receiver:
Lens: Black Lens
Reception angle: 30°
Current: 20mA
Reception distance: 12M
VS1838B Receiver:
Lens: Black Lens
Reception angle: 70°
Voltage: 3-5V
Frequency: 38khz
Reception distance: 15M