Of course I don't always mind getting asked about it but sometimes avoiding it is just easier. Take a standard draw of the vapour. Here's how it works: 1. 0 Members and 1 Guest are viewing this topic. Of course I would not stealth vape at work because that would be against the rules, but if "someone" did, I would highly recommend carrying. Custom camo paint and no LED makes this battery perfect for stealth vaping! The Smoov Battery is a 5 volt battery that is regulated to output 3.