Robart #411N Electric Operated Nail Polish. Runs with A/C electricty with US plug. Nail polish shaker is a great tool to save your nail polish and hands. After shaking the polish on it for a couple of minutes they will apply much better with better coverage and no shrinking. Great for mixing glitter polish and old gel polish.
How to use:
Please note: that the shaker will move while shaking the polish. And it doesn't have a timer so it won't automatically shut off.
Video from Chickettes.com