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The Apple 11promax can support 20 watts of fast charge.
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However, the official standard is 18 watts fast charge, and according to the PD fast charge agreement, the actual power of 20 watts fast charge is also 18 watts.
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iPhone11pro supports the maximum power of fast up to 18 watts, Apple 11 Pro Max is equipped with A13 processor, rear 12 million pixel three-camera system, support original color display, support 18W fast charge and wireless charging, built-in iOS 13 operating system.
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The iPhone 11 Pro Max has a built-in lithium-ion rechargeable battery, supports 18W fast charge, comes with an 18W power adapter, is equipped with U1 chip, and uses ultra-broadband technology to make the phone have spatial awareness.
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The iPhone 11 Pro Max has a very high level of performance in terms of color accuracy, brightness, contrast, and screen reflectivity. According to DisplayMate's tests, the iPhone 11 Pro Max achieves 0.9 color accuracy in display.