0-100V (99. 9V) DC Digital Voltmeter Panel DC. 36 Inch (Smaller to 0.56inch Model) LED Bike Car, Red 10K Thermistor Temperature Sensor Module(4 Pin) The turbidity sensor uses infrared

The turbidity sensor uses infrared light (typically 860nm wavelength) to measure particle concentration in liquids

Portable measurement instruments

Backup battery with RTC functionality preserves satellite ephemeris data for rapid hot-start acquisition within 5 seconds

QUINLED DIG-OCTA BRAINBOARD 32-8L

0-100V (99. 9V) DC Digital Voltmeter Panel DC. 36 Inch (Smaller to 0.56inch Model) LED Bike Car, Red 10K Thermistor Temperature Sensor Module(4 Pin) The turbidity sensor uses infrared0 100V (99. 9V) DC Digital Voltmeter Panel DC. 36 Inch (Smaller to 0. 56inch Model) LED Bike Car, Red Wiring instructions Red Wire: The power supply is positive, and it needs to be connected to the positive pole of the DC range of 4. 5 30V . Black Wire : common negative, which is both the negative supply and the input negative Yellow Wire : measurement input positive