PLUS Extra Strong Magnetic Clip Large Silver - 3 Pack Large 3-Pack bee You could also use it

You could also use it to control devices like digital potentiometer

It’s easy

This fitting provides superior flow to metal because of its smooth interior surface

Anbachi Salinity Meter Digital Salinity / Specific Gravity / Conductivity Meter This salinity meter is an instrument to measure the substances concentration of water-based solution by measuring the conductivity

PLUS Extra Strong Magnetic Clip Large Silver - 3 Pack Large 3-Pack bee You could also use itPLUS Extra Strong Magnetic Clip Large Silver 3 Pack Product Features EXTRA STRONG: Easy to open clip will firmly hold 150 sheets of paper! HEAVY DUTY: Made of durable stainless steel, magnets will stick to refrigerators, filing cabinets, utility drawers, tool chests and more. NO SLIPPING: Rubber installed on the back of the magnet prevents sliding or scratching. CONVENIENT: A handy hole on the side of the magnet can be used to hang a string. This is