CC03XL 53Wh Laptop Battery Replacement for HP EliteBook 830 835 840 845 G7 G8, ZBook Firefly 14 G7 G8,Probook 635 Aero G7 G8 Series HSTNN-DB9Q.

Specification: Battery type: Li-polymer. Color: Black. Voltage: 11.55V. Capacity: 53Wh/4400m Ah. New from Manufacturer Replace Part Number: CC03XL CC03053XL HSTNN-DB9Q HSTNN-IB9F HSTNN-LB8Q L77608-1B2 L77608-1C1 L77608-2C1 L77608-2C2 L77608-421 L77608-422 L78555-005 Compatible Models: Repalcement for HP Probook 635 Aero G7 G8 Series; Repalcement for HP ZBook Firefly 14 G7 G8 Series; Repalcement for HP Elite Book 830 G7 G8 835 G7 G8 840 G7 G8 845 G7 G8 Series Need Attention: There are two CC03XL batteries, they are Not compatible with each other. They have different capacities and different locations of screw holes. Please choose which one you are going to replace and according to your laptop's original battery Note: If the new battery is not recognized during the initial installation, please reinstall and check if the interface is fully connected. Discharge the new battery to 10-20% (not 0%), then charge and cycle 3-4 times to wake up the new battery