Brother Electronics

NFC Supported 20W Mobile Charger

Name: NFC Supported 20W Mobile Charger
Brand: Brother Electronics
Price: 5,500.00 PKR
Availability: InStock

Rs.5,500.00 PKR

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NFC for Authenticity (Anti-Counterfeit)

This is the most common use for NFC in 20W wall adapters, particularly for Apple-style chargers.

Verification Chip: The charger contains a small, passive NFC tag. When you bring an NFC-enabled phone (like an iPhone or high-end Android) near the charger, the phone detects the tag.
Security Check: The phone will often trigger a pop-up or a link to the manufacturer’s official website to confirm that the charger is a genuine product and not a dangerous knock-off.
Safety Assurance: This ensures the 20W "Power Delivery" (PD) being sent to your battery is regulated by official safety standards to prevent overheating.

2. Technical Specifications

Most 20W NFC-supported chargers follow these standard specs:

Power Output: 20 Watts (optimized for charging an iPhone to 50% in about 30 minutes).
Protocol: USB-C Power Delivery (PD) 3.0.
Input: 100-240V (Universal/Global voltage).
Output Profiles: Usually $5V \text{ at } 3A$ or $9V \text{ at } 2.22A$ .
Safety Features: Short-circuit protection, over-voltage protection, and temperature control.

3. Benefits of NFC in a Charger

Feature	Benefit
Instant Identification	Easily tell your original charger apart from look-alikes.
Auto-Configuration	In some advanced smart-home setups, tapping the charger can trigger a "Sleep Mode" or "Do Not Disturb" on your phone.
Warranty Tracking	Some manufacturers encode the warranty start date or serial number directly into the NFC tag.

4. Usage Note

Note: The NFC chip in a 20W wall charger is not for wireless charging. NFC-based wireless charging exists but is limited to very low power (around 1W) for tiny devices like styluses or earbuds. For a 20W charger, the NFC is strictly for data communication/authentication.

Are you looking for a specific brand (like Apple, Anker, or Samsung), or would you like me to find a link to verify an NFC charger you just bought?