Li-polymer battery (also called polymer lithium battery): Compared with previous batteries, it is a chemical battery with high energy, miniaturization and light weight. In shape, lithium polymer batteries have ultra-thin characteristics, and can be made into batteries with different shapes and capacities to meet the needs of some products. The theoretical minimum thickness of this kind of battery can reach .5 mm.
2. In order to increase battery life, the future iPhone7 may increase battery capacity, but Apple will not adopt this simple method.
3. Apple has applied for a patent for hydrogen fuel cell: iPhone7 will last for one week?
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