Phone what protective sleeve? What kind of mobile phone sets look good?

Mobile power is not a one-time equipment, it can be repeated hundreds of times over. So when the mobile power after power usage, we must give the mobile power charging, its principles and to charge the phone. Connected to 5V USB computer interface or USB charger to charge mobile power. Mobile power must also be within the charge management system. Charge management system automatically adjusts the charge current based on the voltage of the lithium. Process: pre-charge, constant voltage charging, and Float charging, etc..
                                                       
 
Mobile power products, need to pay attention to a few questions:
      (1), the output voltage range of mobile power some devices though USB interface, also need your mobile power supply. However, you should pay attention to your devices input voltage range, universal mobile power supply voltage output range is 5.3-0.5v. If the input voltage range of your equipment requirements is not within the range of mobile power, then, I suggest you do not use mobile power to ensure the life of your mobile power supply for your device.
      (2), USB connector must match, the different because various USB data lines corresponding device. To normal use of mobile power supply for your device, please use the the matching USB data interface.
  

 
      (3), the placement of mobile power environment, all kinds of electrical appliances need to be placed in a dry, less air humidity environment humidity environment for the preservation of all types of electrical are unfavorable, so, for your mobile power the life of mobile power try to be placed in a dry environment.
     (4) brands shock. Mobile power is a fragile parts, the internal components can not withstand the beating. In particular, to prevent careless in the process of landing. Do not drop, knock or shake the mobile power. Discourteous treatment of mobile power will break internal circuit boards.
     (5), the frequent use of mobile power monthly mobile power charging and discharging, frequently used words, will be able to maximize the improvement of the life of mobile power.
     (6), anti-harsh chemicals. Do not use harsh chemicals, cleaning solvents, or strong detergents to clean the mobile power. Clear mobile power appearance of stains available cotton dipped in a small amount of anhydrous alcohol scrub.
     (7), anti-cold heat. Do not move the power on temperature. High temperatures can shorten the life of electronic devices, damage mobile power, some plastic and warp or melt. And do not move the power stored in cold areas. When the the mobile power too cold work environment, the internal temperature rises, the moisture can form inside the mobile power and damage electronic circuit boards.
 

       Now, a lot of people on the Internet such a question. Mobile power will not damage their phones, tablet computers, cameras and other digital products. This, please rest assured. Mobile power just for the convenience of the equipment used for all kinds of digital products supply, as long as you buy the regular manufacturers of mobile power basically on various handheld device without any damage, but if you buy a cottage, black and workshops mobile power production, it is hard to say. We must choose to buy brand mobile power Oh!