Prototyping Plate Kit with M3 Screw Copper Standoffs 3s The first part is a

The first part is a shield that is physically connected to your Arduino board and acts as a wireless middle-man

The Water Hall Flow Sensor G1/2 is a hall effect flow sensor with uart designed for liquid metering

2mm spacing between pins

The voltage supplied will determine how much resistance there is to the current

and custom conductivity measurement systems

Prototyping Plate Kit with M3 Screw Copper Standoffs 3s The first part is aThis is a really easy use prototyping plate. Basically you can put everything from Arduino board to sensors, even a motor on top of it. It fits M2 M3 screws. SPECIFICATION Size: 170x150mm (7x5. 9'') Slot size: 3mm (0. 1'') Total weight: 350g (including all screws) SHIPPING LIST Prototyping Plate 1 M3 screw set 50 M3 * 10 Hexagonal Copper standoffs 10 M3 * 10 Hexagonal Nylon standoffs 10 M3 * 20 Hexagonal Nylon standoffs 10 M3 * 30 Hexagonal Copper