This is the black light keychain. It's a little mini blacklight keychain and it's got ultraviolet light.

This is what it looks like when it lights up. It's got this big button here on the side. That's an intermittent button and then this switch lets it turn on and stay on.

So that's convenient.

And here it is in the dark.

So you can see how truly bright it is. These will light up a lot and has many uses, like a money detector you can detect counterfeit bills with you'll see the fluorescing stripe on the bill.

We've also customized these before, namely, for Pentel and in the past, they ordered 40,000 of these from us.

So, get yourself one of these little mini blacklight keychains!