Why fans are good for your computer system 
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It's a well known fact: Heat damages transistors which exist almost everywhere on your computer, all over the motherboard, graphics card, sound card, memory modules (RAM) and most importantly, your main Intel / AMD Processor (CPU). Your entire motherboard and computer needs access to cool air. Not just the processor (CPU)!. The damage is also exponential as the temperature increases, so don't under-estimate the damaging effects of heat.
Fans are a great low cost and proven investment. It is well known that cooler temperatures and good airflow very significantly extends the life of your computer's components, and allows the main CPU fan (responsible for most noise) to run much slower, producing less noise.
Without good cooling, Your computer will not last long, and you risk damaging it before you get a chance to sell it off as a 2nd hand item when you upgrade.
Most modern day computers have Intel and AMD processors, hard drives, motherboards and RAM modules that produce so much heat that additional fans are usually required to suck out hot air, especially in summer. Heat is the most serious problem in laptops which limit their performance compared to desktop computers. This is why it is important to have a good cooling solution so you can get the best performance from your computer.

Please familiarise yourself with "The lazy laptop temperature illusion" before purchasing this fan 
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Unlike other coolers, when you use this particular laptop cooler, you can actually feel all the hot air being sucked out through this fan.
If you can feel the fan sucking out more hot air (compared to when it is not there), it is unquestionable proof that it works as it should and that it is doing its job.
However, depending on "some" laptops, you may notice your laptop's temperature does not go down. You might ask "Why? It does not make sense! I know the fan works because I can feel the heat coming out, but the temperature stays the same, what's going on? Is this a waste of power? Is the amount of heat generated by the fan the same as the heat removed? Is it counter-productive? or just too weak? "
In reality, the fan is usually effective and it barely generates any heat itself. What you may actually seeing in such cases could be the lazy laptop illusion; here's how it works:
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Most (if not all) modern laptops have high temperature tolerance limits and variable speed processors (especially the Laptop Intel Mobile / Core 2 Duo / Centrino processors, etc). So if you feel the fan is sucking out hot air and wonder why the core temperature hasn't dropped much, the reason is actually very simple and logical:
1) Your computer is taking advantage of the improved heat dissipation. It speeds up the system clock when the temperature is reduced; hence generating more heat and better performance.
Therefore, you get a performance boost as a result of this extra fan / heat dissipation, although the heat level remains the same (modern CPU's are actually designed to do exactly this).
2) Your laptop computer may 'decide' to shut off it's own internal fan just because there is another fan working on the outside to keep the temperature cool. This is most likely because the computer is actually happy with it's current temperature and has shut off the internal cooling fans (leaving this vacuum fan to do all the hard work), hence the temperature mysteriously remains constant even though there are now 2 fans!. Obviously, if you run processor intensive applications, or if you set your computer's internal fan to run non-stop, then a drop in temperature would probably be noticeable more easily due to the extra fan (also depends on point 1 stated above)
3) Computer temperature sensors are only for particular areas in the laptop; the vent you connected the fan to may be for the Video card, Motherboard, Hard drive, RAM, or CPU only, so you may be looking at the wrong sensor.
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However, there are some situations where the lazy laptop illusion may be mistaken for a REAL problem, for example:
1) Your vent / airflow pathway may be clogged internally by dust or soot, and is preventing proper heat exchange, even if it 'looks clean' on the outside vent. (see this real life article from the Herald Sun about Apple Computers).
In such cases, the fan will still suck out hot air, you may feel heat coming out, but the heat coming out is just the so called "tip of the iceberg"; the last faint cry of help a overheated laptop manages to squeeze out before entering a critical meltdown from all the heat trapped inside unable to escape.
2) The fan is damaged or isn't positioned correctly or there is a significantly big gap between the fan and heat sink / vent
3) Your USB port isn't providing enough power
4) The heat extraction rate of this fan is not powerful enough for your laptop, and you may need to return it for a refund and find a different cooling solution. (see the next section).

Before purchasing this fan, please remember: Not all laptops/computers are the same 
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1) Most computers are different from each other with differing structural designs, airflow, dust buildup patterns, wear and tear, power / heat management software / settings and usage patterns unique to each user.
2) Courtesy returns ARE accepted since not all laptops are the same, for example, if this fan does not work or fit well with your computer, we do accept returns out of courtesy; just send us a friendly email, and we can arrange a return for a refund. Note: You must not lose/throw away the original packaging with your address and postage labels for any reason, especially in the event of damage in transit. The return costs for this item within australia is extremely low, compared to international sellers, so buy from us here in Australia, not overseas.
3) Since we Do allow courtesy returns, you are Not Permitted to Bid or purchase this item if you are going to consider blaming us or holding us responsible in any way whatsoever related to it's suitability or performance relative to your computer's configuration (eg: how well it serves it's purpose to you). Why?: Even though we advertise specifications and pictures, there are many other variables that affect it's performance; this is an online auction so you will Not be able to test it on your computer first before your purchase; so we also cannot guarantee it will work well with your particular computer configuration from our end; This is a risk that You must decide if you want to take; We have informed you of this risk; We are Not forcing you to take this risk, and we are Not forcing you to buy this item from us online, so similarly, you must NOT under any circumstances force blame or responsibility onto us relating to the performance / suitability of this fan in any way, including any effort you may have to go through to Return this fan for the Courtesy Refund if it doesn't work well; if you do not agree, you are Not permitted to Bid and you must Not purchase this item.
4) This fan only works to the technical specifications as advertised and as pictured. You must not bid if you expect this fan to work beyond what is advertised or physically practical with its specifications (for example; do not expect to connect this fan to a power hungry heat churning laptop already with good heat extraction fans and expect this fan to remove heat as effectively as it does on a smaller low power laptop, you will be disappointed and you may just make things worse; also do not expect the fan to work at full performance when your computer doesn't supply enough power to it via the USB port.
General Overview of these fans 
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These fans are essentially like a simple vacuum cleaner. Although they don't move as much air compared to cooling pads or traditional fans, they make up for this with power efficiency, which means more heat is removed for each unit of electricity consumed by the fan compared to traditional methods.
These fans are available in a quiet or a noisy (powerful) model, and for the same amount of noise as most other cooling pads, this device will generally provide good cooling performance. (obviously they cannot match the extremely expensive ones out there with noise cancellations etc), however, they make up for this with their cooling efficiency.
The cyclonic vacuum technology is utilised here for cooling efficiency, not brute force power. This device is designed to create only a low power vacuum which is designed for extracting heat efficiently and very quietly in a small device space; rather than generating strong negative air pressure areas like in most noisy vacuum cleaners. Therefore, please do not expect them to perform as a vacuum cleaner or expect them to work with ultra high performance gaming laptops that generate excessive amounts of heat. If other parts of your laptop are creating heat that is not serviced by the vents; such as your battery; you can position the fan under the laptop to blow cold air under tha laptop (with additional support if necessary if it doesn't balance well on 3 points)
Beware other laptop cooling fans such as some foldable [>=<] / X shape types without a base; they happen to suck back in the same hot air they are supposed to get rid of, and is often counter-productive. This fan is one directional. The air it blows out doesn't get sucked back in in most cases unless positioned incorrectly. Also beware the myths about quiet ball bearing fans. If you study physics, you may recognise that the noise in most of these Brushless fans (and Ball-bearing fans) are more or less caused by the air pressure waves being moved by the fan blades, not so much from the bearings, so don't get tricked! Ball bearings do help reduce noise, but that is compared to the OLD Brushed DC fans like those used in racing car toy motors. Most New modern fans (like this fan we are selling here) use quiet brushless sleeve bearings, so ball bearings barely reduce noise much compared to these brushless fans. The dust that collects on your fan will quickly turn a very expensive 'quiet' fan into a noisy one no different to any other fan. This brushless fan is already quiet, and because it comes with far far more blades than a traditional fan and a slim design, it doens't have to spin as fast, and is less affected by noise from dust. The casing also helps contain and reduce the amount of noise it generates.
Maintenance is also easy. A free screwdriver is included so you can easily open it easily to clean and blow off any dust. A touch of WD40 surface protectant / lubricant and air dusting will also enable this device to run smoothly and have a very long shelf and operational lifespan.
Remember to blow away the dust and keep this device clean and they will easily outlast all other new expensive ball beating fans and laptop cooling pads that most lazy people can't be bothered cleaning (remember, no fan will last long if you don't maintain them or clear them of dust, with or without ball bearings)
This device works with any USB 5.5V power source. You can even connect them to a USB power adapter to power them from the mains.
Please remember that insufficient / lack of power to a USB port will mean your fan will not perform to maximum potential!. (like how external USB drives / devices won't work properly unless they have enough power; it's the same with this fan).
Similar to ambient lamps, the blue LED is designed to provide a cool, soothing glow without draining any significant amount of power.
Compatible laptops, notebooks and portable computers  [Text & Images Contain Registered Copyrighted Material of Internetional Business And logistics and its owner(s)] Contain Registered Copyrighted Material of Internetional Business And logistics and its owner(s)]
1) This vacuum fan requires a fully powered USB port (and a heat exhaust port to suck out hot air from if you use the extraction mode).
2) There are 2 methods to connect the fan to your computer.
The Blowing method acts as a one way fan to blow air under the laptop, and the Extraction method uses the built in hooks and works for some vent designs; you can even use Origami paper to create a custom mouth to fit your laptop. Both methods are described below in pictures. The hooks/latches are 3mm high and extend about 5mm outwards from the vacuum mouth (adjustable using the wheel). They are positioned 4.5cm apart and are designed to grip the inner edges of a typical heat exhaust port / hole on laptops. Not all laptops have this ability, so you may need to use the other method instead or consider drilling two holes in the vent structure, or using adhesive blu-tak, which is easier.. You should do some measurements first before you purchase this item (see image below for an explanation).
2) On some laptops, the fan mouth Does Not need to cover the entire vent (an air tight seal is not necessary) because some laptops have heat sinks located at the vent itself. (Eg: on some Dell XPS laptops), so even if cool air from the outside gets sucked into the vent through the uncovered area, the air still passes through the heat sink and thus cools the laptop, so the same amount of hot air is removed. This doesn't apply to all laptops though. You can construct a full seal using flaps of paper
3) The absolute minimum / maximum widths of the gap/structure that this cooler is designed to attach to, should be no smaller than 3.6cm and no larger than 4.8cm (this is if you bend the pins on this cooler), otherwise the cooler will not be able to hold itself in place. (By default, if you choose not to bend the pins, this cooler will attach to any hole that is between 3.9cm to 4.5cm wide)
4) Most people find that you can use blu-tak (adhesive) helps and some use office / duck tape / glue to attach the cooler and improve the air seal. Please see the images below for an explanation.
5) or, at your own risk, drill 2 holes in the vent to connect it to your laptop (see pictures below).
Diameter of each hole = 3.50 mm. Distance between holes = 42.00 mm. Depth of each hole: Max 5mm (Don't drill too deep!)
Warning: Drill at your own risk! We recommend you ask a qualified technician to do this as drilling may damage the computer / void warranty and be an electrical hazard. Remember to disconnect & turn of all power first, don't drill too deep and vacuum off the drill dust residue afterwards if you are doing it yourself.
6) This fan isn't recommended for laptops short on power or extreme gaming laptops that already have their own special above average cooling fans /giant heatsinks /giant vents or generate enormous amounts of heat and require ultra high cubic feet per minute airflows. This fan is powered from a 5.5V USB port and is designed for powerful but "quiet" efficient cooling for normal laptops for home / office use, it cannot match the noisy brute force massive churning power like the 12 volt Rail Fans on motherboards or on SLI heat intense gaming laptops, it would just be in the way of the high airflows from those laptop's internal fans.
Instructions in pictures 
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Assembly: This device is easy to assemble. When you receive it, just stack the 3 pieces on top of each other together and screw in the 4 screws (easy Instructions provided).
A mini screw driver is also included to allow you to open it for cleaning in the future, how cool is that? |