Do your friends always ask to borrow your car? Want to have some fun at their expense? Here’s how.

Hand over the keys attached to this next time they ask and watch them get a shock as they press the button. They will probably not ask to borrow the car again!

This item is new to the market so unlikely to raise suspicion. It offers a great way to have more fun with shocking gadgets.

The Shocking Pen and Shocking Lighter from the series are also available on this website.

WARNING: this is not a toy. Keep away from children.