A legend has been told; of an ancient Ninja who has travelled far and wide protecting innocent office workers from falling victim to his arch nemesis The Heat! Nun chucks at the ready! The Ninja fan"s mission is to keep you at your coolest; his soft and safe blades will you keep you away from The Heat"s sweaty palms! To use, attach the USB cable (included) to a power source, switch on and conquer the heat.