Nothing can be better than a useful tip for you when purchasing without a clear mind. Undoubtedly, shopping guide can give you suggestions and lead you to your ideal item, but no one can deny there is nothing to do with their purpose-persuade you to buy even if you are not intended. So I would like give you some helpful tips on some items before you plan to buy them and help you avoid being cheated.

1.usb sticks are familiar to users who use PC computers every day. However, the price of different brands varies a lot. Generally speaking, the higher the price charges, the better the quality would probably be. Kingston is known for producing quality memory devices. Its flash memory has a high temperature tolerance, which means it can work in colder or warmer environments without damage. What’s more, the storage cap on top of it fits securely on the device to prevent it from getting lost. Anyway, the only drawback with this flash drive is its reading speed, according to the reviews from its users. Obviously, it is not designed for fast performance, though it is steady.
2.Did you notice the latest waterproof flashlight advertisement on TV recently? And do you want to have a flashlight? There are several manufacturers who make waterproof flashlights for a number of specific requirements. The handheld water proof flashlights are greatly used among divers, while headlamps are usually for adventurers exploring in caves. Since handled flashlights are more pragmatic in daily life, many families own at least one at home in the emergency kits. If you don’t need such a water proof flashlight, perhaps a mini one which can be attached to keychain will attract you. Don’t ignore practical functions of such a little gadget.
3.Some people feel difficult to select a computer speaker. Apparently, they do not have an idea what kind of computers they really want to have, which makes them feel puzzled when standing in front of a variety of speakers. For example, some speaker system comes with two satellite speakers and a subwoofer, when set up correctly they create a nice balanced stereo sound with enriched bass. The two satellite speakers are usually small enclosures, providing the mid and high-range frequencies, sometimes with a mounting system allowing them to be put on the wall.
Generally speaking, the configuration of computer speakers consists of 4 satellite speakers, one centre speaker and a subwoofer. Each part has its specific functions. The satellite speakers are used for the surround sound and should be positioned around the room, with the rear speakers placed evenly behind, and the two front speakers spaced evenly from your sitting position. While the centre speaker sits in the centre position. It provides a fuller range of frequencies than the smaller satellite speakers.
The subwoofer is a large enclosure with a low-frequency speaker cone inside. The subwoofer can be placed anywhere in the room and in conjunction with the satellite speakers, produce a full, rich sound when you surfing online or enjoy watching movies.