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之前，我用的是我手机的充电器，可以正常使用，充电器好像是25w的，但是我换其他手机充电器比如小米的都不行，请教这个用啥样的电源就合适了啊。
@1103854485 参考 https://www.cool-pi.com/topic/140/请问coolpi-4b-电源输入功率多大合适-有电流保护吗