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Check the pin labels on the Force Sensitive Resistor 0
Route the cable so only the sealed probe is exposed to moisture
What does the Tilt Switch Module for Arduino measure
Addressable LED products are commonly used with Arduino and ESP32 boards
Sealed Membrane Button Pad 4x4 w/ Sticker - 16-Key ttp224 Package listThis module is a 4x4 keypad membrane matrix that is connected using 8 digital pins. It has a size of 70mm x 77mm x . 8mm pad size, with its cable length of 85mm. It also has 8 female Dupont headers that can be connected to your Arduino through the digital pin. The input power is up to 35V with 100mA current. It works by having the 4 pins connected to the column pins and the other 4 to the rows pins. It detects a pressed button by checking which row
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