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戴尔45W（4.5mm圆头）电源线适配器

戴尔45W（4.5mm圆头）电源线适配器

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参考报价：

￥129

￥?29打开APP，去京东下单最高减500元

打开APP下单最高立减500

产品类型：笔记本电源适配器

输出电压： 19.5

输出电流： 2.31

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配置参数

详细参数

产品类型	笔记本电源适配器
输出电压	19.5
输出电流	2.31
电源功率	45瓦

产品颜色	黑色
其它特点	LED指示灯
包装清单	电源适配器 x1

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大家一起说

常见问题：

我要提问专家速答

Q
戴尔笔记本电源适配器正常亮灯，但是连接到电脑之后，灯就熄灭，无法开机、充电

A
建议直接找商家售后换个电源适配器看看，如果换啥都一样就要检测下了。
Q
我想知道，联想B470电源适配器的配置是20V 4.5A 90W吗？

A
不是电池类型：6芯锂电池纠错续航时间：具体时间视使用环境而定电源适配器：100V-240V65W自适...[详细]

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戴尔65W（4.5mm圆头）电源线适配器

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戴尔90W（7.4mm圆头）电源线适配器

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