Arduino Nano based Nixie Clock & Nixie Tubes now with real time clock
The Smart Water Ions Sensor Board specializes in the measurement of ions concentration for drinking water quality control, agriculture water monitoring, swimming pools or waste water treatment. Some of the target dissolved ions are Calcium (C
Keyes Mini Magnetic Detection Sensor Module for Arduino (Works with Official Arduino Boards). Brand Keyes Quantity 1 Color Black Material PCB Features working voltage: digital switch output Application Magnetic detection Packing List 1 x Module.