Synergy Digital Laptop Battery, Compatible with HP ProBook 450 G1 Laptop, (Li-ion, 10.8V, 4400mAh) Ultra High Capacity, Replacement for HP FP06 Battery - Walmart.com
Amazon.com: New Replacement RI04 RI06XL Notebook Battery for HP ProBook 450 455 470 G3 Envy 15-Q001TX Laptop Series Fit P/N Spare 805294-001 811063-421 805047-851 P3G15AA HSTNN-DB7B HSTNN-PB6Q -12 Months Warranty : Electronics
Amazon.com: TREE.NB 6Cell New FP06 FP09 Notebook Battery for HP Probook 440 450 445 470 455 G0 G1 Series 708457-001 707616-242 707616-421 HSTNN-IB4J HSTNN-W92C HSTNN-W93C HSTNN-W94C HSTNN-W95C : Electronics