SPEED SENSOR For HONDA CBR900RR CBR929RR CB600F Hornet Speedo Meter Sensor | eBay
GREDIA 1" Water Flow Sensor Food-Grade Switch Hall Effect Flowmeter Fluid Meter Counter 1-60L/min: Amazon.com: Industrial & Scientific
Flow Sensors / Flow Meters | KEYENCE America
Amazon.com: DIGITEN 4 Digital Green LED Tachometer RPM Speed Meter + Hall Proximity Switch Magnet Sensor NPN for Lathe Conveyor Belt : Industrial & Scientific
PH_meter_SKU__SEN0161_-DFRobot
Gravity: Analog pH Sensor - Meter Kit — Arduino Official Store
DIGITEN G1/2" Water Flow Hall Sensor Switch Flow Meter 1-30L/min
TDS Meter Sensor
DIGITEN G3/8" Water Flow Hall Sensor Switch Flow Meter 0.3-10L/min
Clear Turbine Water Flow Sensor with 3-pin JST : ID 5066 : $6.50 : Adafruit Industries, Unique & fun DIY electronics and kits
3/4" NPT Hall Sensor Flow Meter - Leridian Dynamics
Liquid Flow Meter - Plastic 1/2 NPS Threaded : ID 828 : $9.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Gravity™ Analog ORP Sensor / Meter | Atlas Scientific