Synergy Digital Laptop Battery, Compatible with HP HDX X16-1300 Laptop, (Li-ion, 10.8V, 8800mAh) Ultra High Capacity, Replacement for HP HSTNN-CB72 Battery - Walmart.com
Dr. Battery Advanced Pro Series HP HDX 18T Premium Series LHP218-AP 5200mAh / 75Wh Notebook Battery - BattDepot United States
Dr. Battery Advanced Pro Series HP HDX 16t-1000 Series LHP217-AP 5200mAh / 56Wh Notebook Battery - BattDepot United States