The latest model being introduced to the consumer is the generation 3 model. This comes with an aluminum design and power assisted motor. The filtration system, which was designed by some experts from NASA, has been tested to remove dirt and dust from any surface. This will be helpful for those who are suffering from hay fever and asthma who wont be aggravated anymore by those invisible particles floating through the air. The company has over 9 models to choose from that is ideal for any location. The standard one which is the upright has a 1000-watt motor allowing it to suck 96 cubic feet of airflow per minute. When the bag is full, the person will just remove it and throw the contents out so the machine can be used again. Vacuum cleaners positioned on a vertical angle almost reach up to human height of a grown-up child, and undeniably would be mistaken for a person in that state while covered with a semblance of a beautifully dressed doll. The facts that vacuum cleaners are almost a part of one s household being a basic cleaning necessity, one may be obliged to create any design something to cover it either for the purpose of protecting it against the elements, or to neutralize its being present as an appliance inside the house. This causes the outside air to rush into the empty space created inside. There are two types, the vertical type or the upright type, which is lightweight and the canister type or the cylinder type. The upright vacuums can be moved over the surfaces that will be cleaned. It can either be single-motor or dual motor. This has be to be brushed or washed a few times before replacing it so the suction power in the machine is still the same the next time it is brought out to clean the house. 3. Vacuum cleaners have little brushes or bristles that help it capture dirt. This should also be cleaned regularly so nothing is left behind when the individual uses this on the floor. These types are usually small enough to get into very small gaps like the spaces between your computer keys. There are even models that can power up by plugging them into a computer's USB port. Other useful and money saving features of most cordless vacuum cleaners are bagless operations, capable of reversing air direction and wet/dry capabilities.