Generally speaking, under normal circumstances, Xiaomi 30w wireless charger can be charged with other mobile phones. Under normal circumstances, Xiaomi's 30-watt wireless charger uses the qi standard. At present, the mainstream mobile phone wireless charging standards on the market are basically this standard, so in theory, Xiaomi 30 watt wireless charger is able to charge other mobile phones, of course, the prerequisite is that the mobile phone must support wireless charging.
Well, yes, but the power is higher, if the other phones are older. The battery might die