How to turn off the mobile phone ……

When the mobile phone is cold and shut down, it is actually the common fault of most mobile phones, which is related to the characteristics of lithium-ion batteries. Lithium battery depends on the movement of lithium ion between the positive and negative electrodes. In low temperature environment, the chemical reaction speed of electrolyte will slow down, and the discharge current will be smaller, which will trigger the internal temperature protection mechanism of battery, leading to the automatic shutdown of mobile phone.

As a result, netizens Tucao Tucao, out of a cell phone to shut down, back to the house automatically opened, there is no way to shoot what snow scene outside. Every time you go out, you have to put your mobile phone in your pocket. When you turn off the phone, you can turn it on when you cover your stomach. It's like a hen hatching eggs. In order not to shut down the phone, you should either carry a rechargeable battery or stick a warm baby on the phone.

If you use a rugged cellphone, you don't need to worry about this problem at all. In addition to water-proof, falling proof and dust-proof, the rugged cellphone also has anti-seismic, anti-corrosion, salt fog resistance, high and low temperature resistance, low pressure resistance and other properties. Yushanfeng Sanfang mobile phones are all made of industrial high concentrated energy, wide temperature batteries with PTC / NTC protection circuit for better performance. Whether you are in cold or hot weather, you can use it normally without power failure