Novel multifunctional mobile phone shell

Abstract

The invention discloses a new type of multi-functional mobile phone casing, which includes audio, solar charging, charging treasure, mini printer, and USB flash drive interface. The upper part of the mobile phone casing is a mini audio. To provide energy, the switch key of the mini audio is to press the power bank switch key twice continuously, the side is a mini printer, the size of the printing paper is 90*60 (mm), the left side is the printing paper inlet, and the right side is the printing paper outlet. The power bank provides energy for the printer, and long press the power bank key to print the selected content on the phone screen. Under the phone case is a solar charging board and power bank. The solar charging board can charge the power bank and mobile phone, and the power bank can power the printer. Power supply with the mobile phone. There is a USB flash drive interface at the end of the mobile phone case, which is convenient for transferring and storing files. The solar panel can charge the mobile phone and power bank at the same time, and the power bank can charge the printer and mobile phone. The mini speaker has a high decibel.

Description

technical field [0001] The invention belongs to the technical field of mobile phone casings, in particular to a novel multifunctional mobile phone casing. Background technique [0002] With the development of society and the improvement of people's living standards, there are more and more mobile phone users, and people's requirements for the durability and functions of mobile phones are also getting higher and higher. The current mobile phones on the market have great defects, for example: 1. The standby time of mobile phones on the market is not long, and the battery is not durable. Generally, the standby time of mobile phones is half a day to one day. Although there are charging treasures on the market, they are easy to forget when going out. carry. 2, the external sound decibel of the mobile phone on the market is not very high, sometimes can not meet people's needs. 3. Sometimes people urgently need to print the content in the mobile phone, but the mobile phones curre...

AI Technical Summary

Problems solved by technology

The current mobile phones on the market have great defects, for example: 1. The standby time of mobile phones on the market is not long, and the battery is not durable. Generally, the standby time of mobile phones is half a day to one day. Although there are charging treasures on the market, they are easy to forget when going out. carry

2. The external sound decibels of mobile phones on the market are not very high, and sometimes they cannot meet people's needs

3. Sometimes people will urgently need to print the contents of the mobile phone, and the current mobile phones on the market do not have this function

4. The memory size of mobile phones on the market is fixed, and it is not convenient for mobile storage

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