联想m4400

适用联想M490S M4400S B4400S B4450S M495S B490S笔记本键盘更换，

联想扬天M4400s M4450 M5400 M490S笔记本光驱位硬盘托支架SSD盒，

联想 M490S M4400S M4450A 主板 联想 B4450S Edge 1580K9主板，

联想M490s M4400s M5400 B4400 B4400s B5400 B4450s 方口带针笔记本电脑电源适配器65W充电器20V电源线3.25A，

M4400联想N40 E41昭阳E40/B51/B40/B50-70-30-45-80 V4400a M4450 G550s E50笔记本E51电板N50原装B41-35电池，

联想 V460 V480C Y400 G400S V470 B490S M4400S 液晶显示 屏幕，

全新适用联想 M490S M4400S B4400S B4450S B490S M495S 键盘，