The KY-010 Photo Interrupter module consists of an optical emitter/detector. If the sensor is broken the LED is turned on.   Connection Connect the power line (middle) and ground (left) to…

  The KY-009 RGB LED Module can emits a range of colour by mixing red, green and blue. The amount of each primary color is adjusted using the PWM pins on…

The KY-008 Laser Transmitter Module consists  of a 650nm red laser diode head Connection Connect signal (S) to pin 3 on the Arduino and ground (-) to GND. Middle pin is…

  The KY-006 Buzzer Module consists of a passive piezoelectric buzzer, it can generate tones between 1.5 to 2.5 kHz by switching it on and off at different frequencies either…

  The KY-005 Infrared Transmitter Module consists of just a 5mm IR LED. It works together with the KY-022 IR receiver module. The Arduino IR Transmitter Module Keyes KY-005, emits infrared…

  The KY-004 Key Switch Module is a push button that will output a high signal when pressed.   Connection Connect the Power line (middle) and ground (-) to +5 and…

  The KY-003 is a magnetic switch based on a 3144EUA-S sensitive Hall-effect switch. If no magnetic field is present, the signal line of the sensor is HIGH . If a…

The KY-002 Vibration Shock Sensor This vibration detector switch is OFF in the normal state, when there is enough force then the switch is in an ON state Connection Connect the…

The MMA8451 is a low-power, three-axis capacitive accelerometer with 14 bits of resolution, featuring: Embedded functions with flexible user-programmable options, configurable to two interrupt pins Embedded interrupt functions for overall…

BH1750FVI is an digital Ambient Light Sensor IC for I2C bus interface. This IC is the most suitable to obtain the ambient light data for adjusting LCD and Keypad backlight…