It's hard to crunch numbers in the dark when all you've got is a solar-powered calculator. Make late-night math sessions more productive with custom Water Powered Calculators. They'll add and subtract during the daytime and the nighttime, no problem!
These water-powered calculators (desktop or table size) feature large, raised keys and easy-to-view LCD displays. They don't ship ready to start calculating, but it's a cinch to get them ready for use. All you have to do is fill the container with water and it is immediately set to go. Water Powered Calculators last for weeks before needing a refill, too.
Solar power and wind power are wonderful advancements, but let's not forget about water power! Customize your very own Water Powered Calculators at Quality Logo Products and watch your brand retention multiply. Innovative desktop items will always be crowd pleasers!