hello, nowadays, the change speed of smartphones is really fast. People who like early adopters shout "Begging for Chop Hands", but they still can't help buying in buy buy for a change. So the family eliminated a bunch of old mobile phones and gave them away, which others may not value; It's a pity to sell second-hand. So, what should I do with the old mobile phone? There is a famous saying: life lies in tossing. In fact, with a little ingenuity, old mobile phones can turn waste into treasure and find the "second spring" of the machine.

clever use of old mobile phones

1. Universal remote control

. There are more appliances and more remote controls at home, and TV remote controls and air-conditioning remote controls are difficult to clean up and easy to lose. In fact, an old mobile phone with infrared function can become a universal remote control, which can be used simply by downloading software settings, which is very convenient and fast.

2. Navigator

. As we all know, the cheapest price of a good quality navigator on the market is several hundred, but the old drivers who often drive know that mobile navigation is more convenient and faster than the navigator. At this time, the old mobile phone will come in handy. Install the mainstream free navigation map application on the mobile phone, as long as you download the offline map in advance, you can help you navigate accurately even without surfing the Internet.

3. Document scanner

. Install scanning software, such as scanning almighty king, in the old mobile phone, turn on the camera, aim at the picture to be scanned, and the picture will be converted into text or PDF immediately. In this way, the mobile phone becomes a scanner, which allows you to work easily and efficiently, and also saves money on buying a scanner.

4. Electronic reader

. If you don't have the petty bourgeoisie to buy a professional e-reader like kindle, in fact, downloading an easy-to-use reader on a general mobile phone can completely meet the daily reading needs. It is recommended to use a "green eye protection" reading background, and the screen should be adjusted to "eye protection mode".

5. flashlight

. Flashlight is a small electrical appliance that is always available at home. Generally, it is big and inconvenient to carry in the market. If you install a flashlight software in your old mobile phone, you can meet the daily emergency needs. Moreover, mobile phones usually come with flashlight software, which is particularly convenient to use.

6. Home cloud monitoring equipment

. Nowadays, monitoring devices are no longer only used in supermarkets and shopping malls where there are a lot of people, as they were a decade ago. Many families choose to install cloud monitoring devices at home in order to know the living conditions of the elderly, children and even pets in real time, but a set of cloud monitoring devices is not cheap. If you happen to have two idle smart phones, you can completely realize remote monitoring through it. Just download monitoring software from your mobile phone and connect it with the picture of another mobile phone through WiFi, and the old mobile phone can be placed at home. Even if you are far away, you can have a panoramic view of your home!

good luck.