There may be insufficient output voltage; The problem of signal reception leads to the mobile phone itself is often in the state of Internet search, which causes the battery power consumption to increase; Battery aging failure capacity decreased; Caused by improper use of users (often overcharge and overdischarge). The solution to mobile phone charging is sometimes less and less: for insufficient output voltage, the solution is to change the original charging head.
For the network signal is not good, the solution is timely to replace...