Used - Very Good: Oculus Quest All-in-one VR Gaming Headset - 64GB - Black - Newegg.com
Amazon.com: Esimen Portable 3300mAh Mini Capsule Power Bank Compatible for Oculus Quest 2/Quest 1 | Ultra Lightweight Battery Pack for Pico Neo 3/Pico 4/Type-C Phone, Extra 1.5hrs Play time (Green+Black) : Cell