Laptop battery for HP EliteBook 840 G1 HSTNN-DB4Q from Well Tech Battery directly, the 15 years’ experience lithium-lion battery China factory.

We use the highest quality lithium-polymer/lithium-ion(18650) battery cells and components that charge faster and last longer than cheaper, lower quality batteries. Li-polymer cells give you longer run times with less weight. And higher quality cells mean a faster charge, longer run time and longer life. Cheap batteries can wear out in just a few months.

Well Tech's CM03XL Laptop Battery is made of Grade A+ lithium-polymer and imported TI chip, ensure battery in high performance and support longer back up time. HP HSTNN-LB4R laptop Battery is our strength products.

Model: H CM03XL-3C

Voltage: 11.1 Volts

Battery Capacity: 50Wh

Battery Type: Li-Polymer

Color:Black

Useful Life: 300-500 recharges

Certifications: CE, RoHS, FCC, MSDS, UN38.3

Replace part numbers:

716723-271, CM03, CM03XL, CO06, CO06XL, HSTNN-DB4Q,HSTNN-DB4R, HSTNN-IB4R

Compatible laptop models: 

HP EliteBook 740 Series HP EliteBook 740 G1 Series HP EliteBook 740 G2 Series

HP EliteBook 745 Series HP EliteBook 745 G1 Series HP EliteBook 745 G2 Series

HP EliteBook 750 Series HP EliteBook 750 G1 Series HP EliteBook 750 G2 Series

HP EliteBook 755 Series HP EliteBook 755 G1 Series HP EliteBook 755 G2 Series

HP EliteBook 840 Series HP EliteBook 840 G1 Series HP EliteBook 840 G2 Series

HP EliteBook 845 Series HP EliteBook 845 G1 Series HP EliteBook 845 G2 Series

HP EliteBook 850 Series HP EliteBook 850 G1 Series HP EliteBook 850 G2 Series

HP EliteBook 855 Series HP EliteBook 855 G1 Series HP EliteBook 855 G2 Series

HP ZBook 14 Series HP ZBook 14 G2 Series HP ZBook 15u Series

HP ZBook 15u Series