2GIG: 2GIG-BATT2X Rechargeable Battery Pack Console -- 2600 mAh
Amazon.com: APZDY Battery Pack for Oculus Quest 2 4800mAh Rechargeable VR Battery Power Bank for Quest 2 Battery Accessories for Meta Quest 2 Extends 2+ Hours Playtime Compatible with Oculus/Meta Quest 2 : Video Games