HP ProBook 450 G4, 450 G3, 455 G3, 470 G3, 650 G2, 655 G2, 455 G4 and 470 G4

• 【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.
• 【HP Part Numbers】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 keyboard with backlight, if you order this keyborad,then the keys can work but backlight function will not work.
• 【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.