Wireless charging uses the principle of electromagnetic induction. Its working frequency is very low and the harm is not great. If you are still worried, you can choose the scheme with shielding. This is the operation manual of a typical mobile phone wireless charging battery with shielding scheme:
Universal mobile wireless charger
——Instructions for use
This mobile phone wireless charger is currently the most advanced technology in the world, rich in advanced technical indicators such as micro volume - large current - micro temperature rise - anti metal - no misoperation. Only it can integrate many essence and successfully built into the battery. It can easily turn various mobile phones of different brands into wireless charging mobile phones instantly, and has super anti-interference ability. Any other items such as electromagnets The metal and other emitting plates will not cause maloperation, and have perfect self-test functions of transmitting and receiving faults, and strong mutual communication function between transmitters and receivers. The emitting plate can accurately identify each working state of battery charging, accurately indicate it, and timely adjust the emitting current. The emitting plate is also equipped with battery overcurrent protection function;
At present, mobile phone wireless chargers on the market, both at home and abroad, due to technical limitations, their Achilles' heel is that they are huge in size and imperfect in protective measures. Most of them can only be stopped at the primary stage of adding coats and back shells. They are extremely inconvenient to use, so they cannot be used in a large number of applications, and are easy to cause insecurity to the heat of mobile phone metals, batteries, etc. the successful launch of new core Ketai products, The long-awaited wireless charger can finally be widely used in mobile phones, high-end and low-end mobile phones of different brands, so that the popularization of wireless charging can be easily realized. The same transmitter board is all compatible with mobile phones of different brands and models, so that new technology can completely change life!
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