What is the structure of the previous cell phone battery?
After the emergence of nickel metal hydrogen battery, because it does not contain environmental pollution caused by cadmium metal, and is called environmental protection battery. Its power reserve is 1.3-1.5 times the nickel-cadmium battery, can extend the talk time of 30%.
The advantage is a long call time, the body is very solid, "Big Brother" is the product of this era. "Big Brother" bricks at the same time can be described as pulling the wind, and the appropriate time can be used to self-defense.
Cell phone batteries for the first nickel-cadmium batteries, when the phone for the analog phone, mobile phone body half of the battery occupied by the battery weight is also about two-thirds of the overall weight when the phone is large, very inconvenient to carry.
