★【INVISIBLE BUT POWERFUL 365NM LIGHT】-- The 10W high power uv 365nm light is invisible to the naked eye, so that it is not as BRIGHT as the 395nm flashlight, but more perfect for demanding ...

It’s much more durable than standard air-dry polishes, but it requires UV light to cure. [Becky] bought a lamp to use at home, but it’s very bulky and must be plugged into the wall.

Here's how these UV light sanitizers actually work. UV light is highly effective at killing germs The three main types of UV rays are UVA, UVB, and UVC. Because UVC rays have the shortest ...