It's easy to lose track of how long your shower's getting--especially when it's 10 degrees out and the only thing that roused you from bed was the vision of a steamy cascade of water. Well, Waterpebble is here to guilt you out of your wasteful ways. The little round device monitors water going down the drain. It records the length of your first Waterpebble shower and uses that as a benchmark, then indicating via a series of gently flashing "traffic lights" when you need to get out of the shower already! Green tells you to start showering, amber means you're...
