Amazon.com: HiLetgo DHT22/AM2302 Digital Temperature and Humidity Sensor Module Temperature Humidity Monitor Sensor Replace SHT11 SHT15 for Arduino Electronic Practice DIY : Appliances
Tolako Water Vapor Sensor Raindrop Humidity Sensor Water Level Switch Module for Arduino UNO MEGA2560: 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: HiLetgo 2pcs JSN-SR04T Integrated Ultrasonic Module Distance Measuring Transducer Sensor Waterproof for Arduino : Industrial & Scientific
Amazon.com: Oiyagai 5pcs LM393 Chip Motor Measuring Comparator Speed Sensor Module Slot Type IR Optocoupler for MCU Arduino : Industrial & Scientific
Songhe 5MM LDR Photosensitive Sensor Module Light Dependent Resistor Sensor Module Digital Light Detection LM393 3 pins for Arduino (10PCS): Amazon.com: Industrial & Scientific
AITRIP 3PCS Air Pressure Sensor Module Board 3.3-5V Digital Barometric Pressure Sensor Module Liquid Water Level Controller Board 0-40KPa for Arduino: Amazon.com: Industrial & Scientific
Amazon.com: DAOKI 5PCS High Sensitivity Sound Microphone Sensor Detection Module for Arduino AVR PIC : Electronics
Gravity: Non-Contact Digital Water/Liquid Level Sensor: Amazon.com: Industrial & Scientific
Amazon.com: GAR Monster Starter Kit for Arduino Uno Mega Nano, Complete Advanced Set w/ ESP32, 25 Sensor Modules, Bluetooth WiFi Ethernet Wireless for Electronics STEM Robotics Projects : Electronics
Amazon.com: CQRobot Ocean: Non-Contact Water/Liquid Level Sensor Compatible with Arduino, Raspberry Pi and Other Motherboards. for Industrial Production, Aquarium, Chemical Liquid, Agriculture, Gardening, etc. : Industrial & Scientific
Amazon.com: Gikfun Non-Contact Liquid Level Sensor Water Level Switch XKC-Y25-NPN for Arduino EK1954 : 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: CQRobot Ocean: Non-Contact Water/Liquid Level Sensor Compatible with Arduino, Raspberry Pi and Other Motherboards. for Industrial Production, Aquarium, Chemical Liquid, Agriculture, Gardening, etc. : Industrial & Scientific
Amazon.com: ELEGOO Upgraded 37 in 1 Sensor Modules Kit with Tutorial Compatible with Arduino IDE UNO R3 MEGA Nano : Automotive
Gravity: Non-Contact Digital Water/Liquid Level Sensor: Amazon.com: Industrial & Scientific
Water Depth Sensor Module Resonant Liquid Level Sensor for ARDUINO 51/STM32: Amazon.com: Industrial & Scientific
![Amazon.com: Arduino UNO REV3 [A000066] : Electronics](https://m.media-amazon.com/images/I/71z22cRPeeL._AC_UF894,1000_QL80_.jpg "Amazon.com: Arduino UNO REV3 [A000066] : Electronics")
Amazon.com: Arduino UNO REV3 [A000066] : Electronics
PH Sensor for Arduino, PH0-14 Value Detect Sensor Module + PH Electrode Probe BNC, PH Sensor UNO, PH Sensor Arduino Kit, PH Sensor Raspberry Pi Kit, by HQ&LP: Amazon.com: Industrial & Scientific
Amazon.com: HiLetgo 5pcs LM393 3.3V-5V Soil Moisture Detect Sensor Soil Moisture Sensor Soil Hygrometer Detection for Arduino Automatic Watering System Robot Smart car : Patio, Lawn & Garden
Amazon.com: CQRobot Ocean: Non-Contact Water/Liquid Level Sensor Compatible with Arduino, Raspberry Pi and Other Motherboards. for Industrial Production, Aquarium, Chemical Liquid, Agriculture, Gardening, etc. : Industrial & Scientific
