How to Add Wireless Charging to Any Phone: External Receivers, Cases, and DIY Mods

While placing a phone on a wireless charging pad is convenient, not all devices support it—even the best chargers cannot charge a phone lacking the necessary hardware. The solution? An external receiver, a charging case, or even a DIY modification.

External Wireless Charging Receivers

An external receiver is a small accessory that contains the induction coil needed for wireless charging. Simply plug it into your phone’s charging port, place the phone on a Qi charging pad, and it works. Choose a receiver with the correct connector (USB-C, Lightning, or micro-USB). Some models, like the Nillkin Magic Tag, include adhesive to stick to your phone’s back or can be slipped under a standard protective case. Prices start around $15.

Wireless Charging Cases

If you want both protection and wireless charging, a charging case is a good option. It integrates the induction coil into a durable shell that safeguards your phone. Like external receivers, the case plugs into the charging port, though you can often unplug the case to free the port for faster wired charging. Expect to pay $40–$50 for a quality charging case (e.g., Aircharge).

DIY Mods: Installing an Internal Coil

For those who are technically inclined, you can add wireless charging by opening your phone and installing an internal induction coil directly onto the battery or internal contact points. This method leaves the USB port free. Some companies make kits for specific phone models; alternatively, you can transplant a coil from an old wireless‑charging phone. This approach voids warranties and carries risks, so follow detailed tutorials carefully.

Compatibility Considerations

• Qi standard – Most modern wireless chargers and phones use the Qi or Qi2 standard. Always ensure your receiver, case, or internal coil is Qi‑certified.

• Connector type – For external receivers or cases, match the plug to your phone (USB-C, Lightning, etc.). Legacy iPhones require a Lightning‑compatible receiver.

• Voltage and wattage – Overloading the battery is a risk; use components rated for your phone’s specifications.

Summary

External receivers and charging cases offer simple, risk‑free ways to add wireless charging to older phones. DIY internal mods are possible but require skill and care. Always verify Qi compatibility and connector type before purchasing.