ARDUINO SENSORS & MODULES

1 Pc HC-05 Wireless Bluetooth RF Transceiver Module Serial 6 Pin Bluetooth Module Wireless Serial Port Communication BT Module for Arduino

5V 1 Channel Relay Module Board-AC-DC Relay Board Expansion Appliance Control-LED Indicators

1 Pc LDR Sensor Module Blue Obstacle Sensing Line Follower for Robotic Science Kit, DIY Project, Other Applications etc.

5v DC AC Arduino NANO With Cable R3 Board At Mega 328 IC with Mini USB Port chip without USB Cable compatible for Electronics Components and Robotics Project

1 Pc HC-SR04 Ultrasonic Sensor Distance Module for Object Detection and Avoidance, Distance Measurement, Proximity Sensing etc.

5V 1 Channel Relay Module Board-AC-DC Relay Board Expansion Appliance Control-LED Indicators

1 Pc 4 x 4 Matrix Keypad Membrane Switch 8 pins Connector SCM Outside Enlarge Keypad Compatible with Arduino For Science Project

1 Pc Mic Sound Sensor Module Blue Obstacle Sensing Line Follower for Robotic Science Kit, DIY Project, Other Applications etc.