The world's leading smartphone manufacturers have taken a large part of the current non-replaceable "Built-in lithium battery" technology roadmap, which include Apple, Samsung, Motorola and so on. However, because the problem of battery life, a considerable number of consumers still miss replaceable battery phone. 
     Comprehensive arguments users, smart phones with built-in lithium battery has advantages and disadvantages. 
     A favorable place: 
     1, thin shape: Because lithium fixed way, you do not have to open up more space and make the phone appear thinner. 
     2, any of the mobile phone battery: This is conducive to each company to design a unique, shape different phones. 
     3, more fixed: In general the use of non-replaceable batteries are lithium polymer battery, because you can make a square, so they facilitate close cell phone case is designed so that the overall mobile phone is more secure. 
     4, do not worry about counterfeit batteries for consumer safety benefits. 
     Second, the drawbacks: 
     1, damage to the battery, the phone can not replace the built-in lithium battery, so we can only keep the battery charging through frequent, but continued to frequent charging a battery, cell phone battery performance will cause some reduction. 
     2, high maintenance costs, apple iphone, for example, maintenance costs due to damage caused by lithium batteries up to 600 yuan, but also more expensive than imported lithium exchange. 
     3, long-distance travel concerns. 
     Third, the solution: 
     1, only to develop the habit of handling charge. For most users, this iphone is not a problem, they develop the basic charge for a day habit. 
     2, mobile power: the power to move a standing travel is a popular way of life, which is the cause of the rise of mobile power supply manufacturers.