TLBTEK Keyboard Replacement Compatible with HP ProBook 450 G3 455 G3 470 G3 650 G2 655 G2 450 G4 455 G4 470 G4 HSTNN-Q95C Series Laptop 827028-031 827029-031 831021-211 841136-21 837551-001

• 【Compatible Models】Compatible with HP ProBook 450 G3 455 G3 470 G3 650 G2 655 G2 450 G4 455 G4 470 G4 HSTNN-Q95C Series Laptop. 【Compatible Part Number】827028-031 827029-031 831021-211 841136-21 837551-001 SG-80650-2BA HSTNN-Q95C 【Specification】This keyboard without backlight and pointer stick,if your original keyoard with backlight,if you order this keyborad,then the keys can work but backlight function will not work,pls make sure you are not care about backlight function before order. 【Good Package】This keyboard is covered bubble bag in box,make sure you can receive a high quality keyboard. 【Install tips】If some keys don't work after install ,You can try to reconnect the ribbon cable in case bad connected ,pls use a dry cloth to wipe metal head of the connect ribbon,then try to connect about few times,many customer solve this problem after did this.