Qi wireless charging is a technology that applies the Qi wireless charging standard to wireless charging for mobile phones, cameras and other handheld low-power devices in the way of electromagnetic induction. Qi Wireless charging standard by the Wireless charging Alliance (Wireless Power Consortium, referred to as WPC) initiated and developed, is currently the world's widely recognized wireless charging standard 2. Qi is the world's first standardization organization to promote wireless charging technology - Wireless charging Alliance