Product Details:

Product model: M2 Pro
Head circumference adjustment: 460-620mm
Supported product: Oculus Quest2
Folding size: 210mmX 110mmX 110mm
Expansion size: 290mmX 210mmx105mm
Power supply: The battery pack adopts the design of magnetic absorption and quick disassembly. The battery can be disassembled and charged, which does not affect the use of Quest2.
A single battery pack has a capacity of 5200mah and can charge the Quest2 once,
Adds about 23 hours of battery life (which may be reduced for some high-power applications), plus a USB-C port. It can power other accessories such as BOBOVR F2.

 
Package Contents:

Head strapx1
Battery packX1
Charging cablex1
InstructionsX1