Wireless chargers work by creating a magnetic field that your phone, watch, or other device absorbs to gain energy. When you place a device on a wireless charging pad, a small coil in the device receives and harvests energy from the magnetic field, and uses it to power the battery.

How do cableless chargers work?

Wireless charging works by transferring energy from the charger to a receiver in the back of the phone via electromagnetic induction. The charger uses an induction coil to create an alternating electromagnetic field, which the receiver coil in the phone converts back into electricity to be fed into the battery.

How does Airpod wireless charging work?

With the Wireless Charging Case, charging is as simple as placing your AirPods in the case and laying it on a Qi-compatible charging mat. ... And when you're away from a charging mat, you can use the Lightning port to charge. The Wireless Charging Case works with all generations of AirPods and can hold multiple charges.