TENAVOLTS 1.5V AA Lithium Rechargeable Battery, 1.8h Fast Charge, USB
Charger, Constant Output at 1.5V, 2775 mWh, 4 Count with Charger
While I’m pretty sure you can have multiple devices linked to the same
fb/oculus account, I’m not positive if both devices can be active at the
same time even if playing different games. Hope that makes sense.