KY-008 650nm Laser Transmitter Module with Laser Sensor Module Non-Modulator Tube Laser Receiver Module Kit for Arduino

Features:
* brand new and high quality
* Made of high quality material, and practical to use
* Sensor Module Board for Arduino Receiver Transmitter Non-Modulator Tube
* The advanced relay module does not work without irradiation
* When the is irradiated to the front, the high-level relay module works
* When the shines on the back, the advanced relay module can also work
* KY-008 650nm 5V red sensor transmitter module dot diode for Arduino
Specification:
* PCB Size: 1.52 * 2.22cm(Approx.)
* Working Voltage: 5V
* Light Source Wavelength: 650 nm(Approx.)
* Output:
Output high level when receiving signal;
Output low level when not receiving signal.
* Note: This sensor is not received by the modulator, please test in a room without sunlight