If you're tired of hearing your tree-hugging neighbors complain about your energy-hogging pool vacuum, this may help calm them down.
The "Floatron" solar-powered purifier promises to reduce the use of chlorine by 80 percent for pools with up to 40,000 gallons of water while running solely on the sun's rays. Best of all, Coolest-Gadgets says, you won't have to waste hours trying to figure out the chemical balances that keep the chlorine level from turning you into a mutant.
We just hope that's not a toothbrush pictured with the device here. That would take the cleaning concept a bit too far.