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The introduction of the Anker Nano 511 20W charger, Anker 511 Charger (Nano Pro) 20W charger, and Anker 511 Nano 3 30W charger

These three chargers were initially made for the iPhone 12 series, iPhone 13 series, and iPhone 14 series.

A2633, called the "Anker Nano 511 20W charger", utilizes Anker's proprietary Power IQ3.0 technology and is compatible with other charging technologies such as Power Delivery 3.0 and Quick Charge 3.0. It is a great option for both the home and the business because it is not only portable and tiny in size, but it can fast charge iPhones, Samsung phones, and so on. Lavender Grey, Mint Green, Black, and White serve as the primary hues.

A2637, called "Anker 511 Charger (Nano Pro) 20W charger", is an upgraded version of the A2633 and utilizes the same cutting-edge Power IQ3.0 technology as the A2633. It is also compatible with Power Delivery 3.0, Quick Charge 3.0, and so on. It builds on A2633 and adds ActiveShield 1.0 technology. Equipped with our all-new ActiveShield️ safety system to offer enhanced protection. Features a Dynamic Temperature Sensor which actively monitors temperature and a Power Tuner Chip which adjusts power output to safeguard your connected device. The temperature is measured 20 times per second. Assuming 8 hours of sleep per night, the temperature is measured over 570 thousand times per night.

A2147, called "Anker 511 Nano 3 30W charger", is another iterative product based on A2633 and A2637. In addition to being 30W different from A2633 and A2637 in terms of power, the following aspects have also been improved:

Foldable pins: The model A2147 in the US version has foldable pins, while A2633 and A2637 don't have foldable pins.

ActiveShield 2.0: Model A2147 has ActiveShield 2.0 technology, which helps safeguard your devices by intelligently monitoring temperature over 3 million times per day.

Charging technology: It still utilizes Anker's proprietary Power IQ3.0 technology and is compatible with Power Delivery 3.0, and Quick Charge 3.0, but the difference is that it also supports 25W Super Fast charging technology, while A2633 and A2637 don't support it.

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