This is a digital micrometer, a precision tool used for measuring the dimensions of an object with high accuracy. Unlike traditional micrometers, it has a digital display that provides instant...

A 60mm compass with a needle is a compact, portable navigational tool, typically featuring a durable stainless steel or metal casing, a liquid-filled dial for stability, and clear markings for...

Practicle: 395nm wavelength help detect animal urine and food stains on rugs, carpets and clothes that couldn't see with naked eye Portable: The pocket-size UV flashlight can be carried along...