People lived hundreds years ago cannot imagine we would use gadgets that contains enough hi-tech. Anyway, nowadays we do have been using them for years. How many of them can you count? Now let’s see some of those hi-tech gadgets which bring much convenience to us.

Flash drive is also known as pen drive. This little gizmo is basically a modern replacement for floppy disk. Its portable design makes itself become very popular all of a sudden. You can now replicate your desktop environment, encrypt files on the fly, and even rescue your PC with one of these formerly modest devices. Here are some of the most interesting and useful things you can do today with the innocuous-looking pen drive on your desk, some if which are never imagined about.

1. Install a Linux Distro

Pen Drive Linux guides you through procedures on loading your USB Drive with a Linux Distro. If you’re a geek, you’ll love this setup. If you’re just a normal user, this may come to your use in a variety of situations – you go to a friend’s computer, which is infected with pesky viruses. You need not worry, boot with your Linux-loaded pen drive and do your job, safe and secure.

2. Install MojoPac

I usually don’t recommend software that you’ll have to pay for using, but this one is something I can’t resist myself from recommending to you dear readers. Yes, this is a wonderful app that’ll install itself into a pen drive, and run on top of Windows. You can run your favorite Windows apps, most of them run perfect on this MojoPac layer. The advantage is that none of the modified settings affect the original Windows over which your MojoPac is running on. Quite cool, isn’t it?

Battery is widely used in our daily life. It can be found in a walkman, mp3 player, or a remote control car. Apart from this, we have rechargeable batteries in the market, which grow up quickly as a result of its environment-friendliness. But there is at least one thing you have to consider when choosing rechargeable batteries. That is you need to find an accommodating battery charger. Battery chargers for rechargeable batteries come in a variety of shapes, similar as batteries do. Some battery chargers only charge one size of battery while others charge multiple sizes. If only uses AA and AAA batteries then choose a charger that fits that battery size. If you use a variety of sizes, you'll need a more versatile battery charger.

Speakers with stereo system give you authentic sound effect. The stereo system consists of 2 main full-range speakers providing simple stereo sound; the quality of the sound will vary greatly between different models and manufacturers. Don't expect quality low-frequency sound from the lower priced models, they are often "tinny" and may be unsuitable for some music, especially music with low-frequencies, such as R&B, as they simply cannot reproduce the frequencies accurately. However, some people do pay much attention on the look of speakers regardless of the sound effect. So it depends on you purpose when determining which one to buy.