Modern people live in the 3C world. TVs, computers, laptops, tablets, mobile phones, game consoles, etc., as long as they are portable devices, they must not run away and need batteries to power them.
Nowadays, the main trend is to use lithium-ion rechargeable batteries, which are charged through the invincible interface king USB, but the lithium-ion rechargeable batteries themselves are easily affected by temperature.
Moreover, USB was originally a data transmission interface, but now it has become a power source. Isn't a new disaster coming to you quietly?
The world will be chaotic?
