![Amazon.com: GAOHOU PH0-14 Value Detect Sensor Module + PH Electrode Probe BNC For Arduino : Industrial & Scientific Amazon.com: GAOHOU PH0-14 Value Detect Sensor Module + PH Electrode Probe BNC For Arduino : Industrial & Scientific](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/61XGOOBhO0L._AC_UF894,1000_QL80_.jpg)
Amazon.com: GAOHOU PH0-14 Value Detect Sensor Module + PH Electrode Probe BNC For Arduino : Industrial & Scientific
![Amazon.com: HiLetgo GY-906 MLX90614ESF Non-Contact Infrared Temperature Sensor Module IIC I2C Serial for Arduino : Industrial & Scientific Amazon.com: HiLetgo GY-906 MLX90614ESF Non-Contact Infrared Temperature Sensor Module IIC I2C Serial for Arduino : Industrial & Scientific](https://m.media-amazon.com/images/I/61ryxm1nIFL._AC_UF894,1000_QL80_.jpg)
Amazon.com: HiLetgo GY-906 MLX90614ESF Non-Contact Infrared Temperature Sensor Module IIC I2C Serial for Arduino : Industrial & Scientific
![Amazon.com: KEYESTUDIO Pm2.5 Dust Sensor Pm2.5 Air Particle Monitor for Arduino Mega Controller R3 Nano Micro Pro Mini : Electronics Amazon.com: KEYESTUDIO Pm2.5 Dust Sensor Pm2.5 Air Particle Monitor for Arduino Mega Controller R3 Nano Micro Pro Mini : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/61jS9V5GH0L.jpg)
Amazon.com: KEYESTUDIO Pm2.5 Dust Sensor Pm2.5 Air Particle Monitor for Arduino Mega Controller R3 Nano Micro Pro Mini : Electronics
![Amazon.com: OSOYOO 10PCS Obstacle Avoidance Sensor Module with IR Transmitting, Receiving Tube, and Photoelectric Switch for Arduino Smart Car Robot Raspberry PI 4 3 Model B : Electronics Amazon.com: OSOYOO 10PCS Obstacle Avoidance Sensor Module with IR Transmitting, Receiving Tube, and Photoelectric Switch for Arduino Smart Car Robot Raspberry PI 4 3 Model B : Electronics](https://m.media-amazon.com/images/I/81bMnbUY8CL._AC_UF894,1000_QL80_.jpg)
Amazon.com: OSOYOO 10PCS Obstacle Avoidance Sensor Module with IR Transmitting, Receiving Tube, and Photoelectric Switch for Arduino Smart Car Robot Raspberry PI 4 3 Model B : Electronics
![ALAMSCN Digital Load Cell Weight Sensor + HX711 Weighing Breakout Board AD Module Pressure Sensors for Arduino DIY Electronic Portable Kitchen Scale (1KG+HX711): Amazon.com: Industrial & Scientific ALAMSCN Digital Load Cell Weight Sensor + HX711 Weighing Breakout Board AD Module Pressure Sensors for Arduino DIY Electronic Portable Kitchen Scale (1KG+HX711): Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/71qHX72mbdL._AC_UF1000,1000_QL80_.jpg)
ALAMSCN Digital Load Cell Weight Sensor + HX711 Weighing Breakout Board AD Module Pressure Sensors for Arduino DIY Electronic Portable Kitchen Scale (1KG+HX711): Amazon.com: Industrial & Scientific
![CQRobot Ocean: TDS (Total Dissolved Solids) Meter Sensor Compatible with Raspberry Pi/Arduino Board. for Liquid Quality Analysis Teaching, Scientific Research, Laboratory, Online Analysis, etc.: Amazon.com: Industrial & Scientific CQRobot Ocean: TDS (Total Dissolved Solids) Meter Sensor Compatible with Raspberry Pi/Arduino Board. for Liquid Quality Analysis Teaching, Scientific Research, Laboratory, Online Analysis, etc.: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/81vCbx2o3dL.jpg)
CQRobot Ocean: TDS (Total Dissolved Solids) Meter Sensor Compatible with Raspberry Pi/Arduino Board. for Liquid Quality Analysis Teaching, Scientific Research, Laboratory, Online Analysis, etc.: Amazon.com: Industrial & Scientific
![Amazon.com: KEYESTUDIO Turbidity Sensor Module V1 for Arduino,Water Quality Monitor Particles Water/Liquid Turbidity Level Tester : Electronics Amazon.com: KEYESTUDIO Turbidity Sensor Module V1 for Arduino,Water Quality Monitor Particles Water/Liquid Turbidity Level Tester : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/61-GofLUU6L._AC_UF894,1000_QL80_.jpg)
Amazon.com: KEYESTUDIO Turbidity Sensor Module V1 for Arduino,Water Quality Monitor Particles Water/Liquid Turbidity Level Tester : Electronics
![Amazon.com: Sensor Modules Kit 16 in 1 Starter Kits For Arduino Raspberry Pi Diy Electronic Kits For UNO R3 Mega2560 Mega328 Nano Sensor Kit For Raspberry Pi 3 : Electronics Amazon.com: Sensor Modules Kit 16 in 1 Starter Kits For Arduino Raspberry Pi Diy Electronic Kits For UNO R3 Mega2560 Mega328 Nano Sensor Kit For Raspberry Pi 3 : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71UOzkC+vgL._AC_UF894,1000_QL80_.jpg)
Amazon.com: Sensor Modules Kit 16 in 1 Starter Kits For Arduino Raspberry Pi Diy Electronic Kits For UNO R3 Mega2560 Mega328 Nano Sensor Kit For Raspberry Pi 3 : Electronics
![DAOKI 5 PCS Slot Type IR Optocoupler Speed Sensor Module LM393 for Arduino: Amazon.com: Industrial & Scientific DAOKI 5 PCS Slot Type IR Optocoupler Speed Sensor Module LM393 for Arduino: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/612zncfgDJL._AC_UF1000,1000_QL80_.jpg)
DAOKI 5 PCS Slot Type IR Optocoupler Speed Sensor Module LM393 for Arduino: Amazon.com: Industrial & Scientific
![Ultrasonic Module with 2.5M Cable, Waterproof JSN-SR04T Integrated Sensor Reversing Radar DC 5V Measuring Ranging Transducer Module for Arduino: Amazon.com: Industrial & Scientific Ultrasonic Module with 2.5M Cable, Waterproof JSN-SR04T Integrated Sensor Reversing Radar DC 5V Measuring Ranging Transducer Module for Arduino: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/61VVtc+7ZkL._AC_UF1000,1000_QL80_.jpg)
Ultrasonic Module with 2.5M Cable, Waterproof JSN-SR04T Integrated Sensor Reversing Radar DC 5V Measuring Ranging Transducer Module for Arduino: Amazon.com: Industrial & Scientific
![Amazon.com: AITRIP 1PCS AMG8833 88 IR Thermal Camera Sensor AMG-8833 Array Temperature Sensor Module for Arduino Raspberry Pi ESP8266 : Electronics Amazon.com: AITRIP 1PCS AMG8833 88 IR Thermal Camera Sensor AMG-8833 Array Temperature Sensor Module for Arduino Raspberry Pi ESP8266 : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/61pZB40DEKS._AC_UF894,1000_QL80_.jpg)
Amazon.com: AITRIP 1PCS AMG8833 88 IR Thermal Camera Sensor AMG-8833 Array Temperature Sensor Module for Arduino Raspberry Pi ESP8266 : Electronics
![Amazon.com: 2pcs DHT11 Temperature Humidity Sensor Module Digital Temperature Humidity Sensor 3.3V-5V with Wires for Arduino Raspberry Pi 2 3 (2pcs DHT11) : Appliances Amazon.com: 2pcs DHT11 Temperature Humidity Sensor Module Digital Temperature Humidity Sensor 3.3V-5V with Wires for Arduino Raspberry Pi 2 3 (2pcs DHT11) : Appliances](https://m.media-amazon.com/images/I/618GKIxsEyL._AC_UF894,1000_QL80_.jpg)
Amazon.com: 2pcs DHT11 Temperature Humidity Sensor Module Digital Temperature Humidity Sensor 3.3V-5V with Wires for Arduino Raspberry Pi 2 3 (2pcs DHT11) : Appliances
![Amazon.com: ELEGOO Upgraded 37 in 1 Sensor Modules Kit with Tutorial Compatible with Arduino IDE UNO R3 MEGA Nano : Automotive Amazon.com: ELEGOO Upgraded 37 in 1 Sensor Modules Kit with Tutorial Compatible with Arduino IDE UNO R3 MEGA Nano : Automotive](https://m.media-amazon.com/images/I/81kiMsLObrS.jpg)
Amazon.com: ELEGOO Upgraded 37 in 1 Sensor Modules Kit with Tutorial Compatible with Arduino IDE UNO R3 MEGA Nano : Automotive
![DAOKI 5Pcs Speed Measuring Sensor LM393 Speed Measuring Module Tacho Sensor Slot Type IR Optocoupler for MCU RPI Arduino DIY Kit with Encoders: Amazon.com: Industrial & Scientific DAOKI 5Pcs Speed Measuring Sensor LM393 Speed Measuring Module Tacho Sensor Slot Type IR Optocoupler for MCU RPI Arduino DIY Kit with Encoders: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71FS0SK2tEL._AC_UF1000,1000_QL80_.jpg)
DAOKI 5Pcs Speed Measuring Sensor LM393 Speed Measuring Module Tacho Sensor Slot Type IR Optocoupler for MCU RPI Arduino DIY Kit with Encoders: Amazon.com: Industrial & Scientific
![Amazon.com : ACS712 Hall Effect Current Sensor Module 5A 20A 30A Range + Voltage Sensor Module DC0-25V Voltage Tester Terminal Sensor for Arduino : Electronics Amazon.com : ACS712 Hall Effect Current Sensor Module 5A 20A 30A Range + Voltage Sensor Module DC0-25V Voltage Tester Terminal Sensor for Arduino : Electronics](https://m.media-amazon.com/images/I/61W8yidDHxL._AC_UF894,1000_QL80_.jpg)
Amazon.com : ACS712 Hall Effect Current Sensor Module 5A 20A 30A Range + Voltage Sensor Module DC0-25V Voltage Tester Terminal Sensor for Arduino : Electronics
![HiLetgo BMP180 GY-68 Digital Barometric Pressure Sensor Module Replace BMP085 for Arduino: Amazon.com: Industrial & Scientific HiLetgo BMP180 GY-68 Digital Barometric Pressure Sensor Module Replace BMP085 for Arduino: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/61R4q5aH65L.jpg)
HiLetgo BMP180 GY-68 Digital Barometric Pressure Sensor Module Replace BMP085 for Arduino: Amazon.com: Industrial & Scientific
![Amazon.com: HiLetgo DHT22/AM2302 Digital Temperature and Humidity Sensor Module Temperature Humidity Monitor Sensor Replace SHT11 SHT15 for Arduino Electronic Practice DIY : Appliances Amazon.com: HiLetgo DHT22/AM2302 Digital Temperature and Humidity Sensor Module Temperature Humidity Monitor Sensor Replace SHT11 SHT15 for Arduino Electronic Practice DIY : Appliances](https://m.media-amazon.com/images/I/51J9ha5fZKL._AC_UF894,1000_QL80_.jpg)
Amazon.com: HiLetgo DHT22/AM2302 Digital Temperature and Humidity Sensor Module Temperature Humidity Monitor Sensor Replace SHT11 SHT15 for Arduino Electronic Practice DIY : Appliances
![Amazon.com: DAOKI 5PACK IR Human Sensor AM312 Mini Detector Module HC-SR312 Pyroelectric Infrared PIR Motion Automatic Detector DC 2.7 to 12V for Arduino 2 A1U2 with Dupont Wire : Electronics Amazon.com: DAOKI 5PACK IR Human Sensor AM312 Mini Detector Module HC-SR312 Pyroelectric Infrared PIR Motion Automatic Detector DC 2.7 to 12V for Arduino 2 A1U2 with Dupont Wire : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/61+Fzh6Qq6L._AC_UF894,1000_QL80_.jpg)
Amazon.com: DAOKI 5PACK IR Human Sensor AM312 Mini Detector Module HC-SR312 Pyroelectric Infrared PIR Motion Automatic Detector DC 2.7 to 12V for Arduino 2 A1U2 with Dupont Wire : Electronics
![Amazon.com: SunFounder Ultimate Sensor Kit Compatible with Arduino R3 Mega2560 Mega328 Nano - Including 98 Page Instructions Book : Electronics Amazon.com: SunFounder Ultimate Sensor Kit Compatible with Arduino R3 Mega2560 Mega328 Nano - Including 98 Page Instructions Book : Electronics](https://m.media-amazon.com/images/I/81ggClJxahL._AC_UF894,1000_QL80_.jpg)
Amazon.com: SunFounder Ultimate Sensor Kit Compatible with Arduino R3 Mega2560 Mega328 Nano - Including 98 Page Instructions Book : Electronics
![Amazon.com: CQRobot Ocean: 10.525GHz Doppler Effect Microwave Motion Sensor Compatible with Raspberry Pi and Arduino Board. for Industrial, Measurement, Automatic Doors, Sensor Lights, Reversing Radar, etc. : Electronics Amazon.com: CQRobot Ocean: 10.525GHz Doppler Effect Microwave Motion Sensor Compatible with Raspberry Pi and Arduino Board. for Industrial, Measurement, Automatic Doors, Sensor Lights, Reversing Radar, etc. : Electronics](https://m.media-amazon.com/images/W/IMAGERENDERING_521856-T1/images/I/71cXPOgRVJL.jpg)
Amazon.com: CQRobot Ocean: 10.525GHz Doppler Effect Microwave Motion Sensor Compatible with Raspberry Pi and Arduino Board. for Industrial, Measurement, Automatic Doors, Sensor Lights, Reversing Radar, etc. : Electronics
![Ardest Digital High Sensitivity NTC Thermal Thermistor Sensor Module for Arduino DIY Kit MCU Robot: Amazon.com: Industrial & Scientific Ardest Digital High Sensitivity NTC Thermal Thermistor Sensor Module for Arduino DIY Kit MCU Robot: Amazon.com: Industrial & Scientific](https://m.media-amazon.com/images/I/51F7al4d6LL._AC_UF1000,1000_QL80_.jpg)