Features for M2 PRO Battery strap：
BOBOVR M2 Pro is a 5200mAh battery battery head strap designed for Oculus Quest 2. Adding about 2-3 hours of battery life for Oculus Quest 2.
magnetic detachable battery pack.Easy installation.Two battery packs can achieve unlimited battery life (the second battery needs to be purchased separately)
Weight Balanced Design.Weight 50:50, balance the weight of the front and back.Improve wearing stability, reduce head and face pressure.
Multi-point adjustment.More professional gear adjustment, with non-slip design, easier to grasp and operate adjustment.
Upgrade the head cushion. The upgraded version of the cushion increases the contact area and is more comfortable to wear.
Compatible with any headset.The BOBOVR head strap is compatible with most over-ear headphones and various in-ear headphones on the market.
Suitable for all kinds of head shapes.The inner diameter of the headgear is 18.2-24.4inch, and with soft pads, it can be adjusted to your comfortable wearing style.

Parameters：
head Size:460-620mm(18.2-24.4inch)
Charging method:Magnetic removable battery pack
Input,Output:DC5V,3A MAX
Battery Type:LiBattery
Battery energy :3.7V/5200mAh,19.24wh
Rated Capacity :5V/1.5A.3200mA
0-100% charging time :About 3 hours
0-80%charging time :About 2 hours
Auto shutdown :When there is no external charging,it will automatically shut down within 40 seconds;
Safety protection:Support overcharge protection,overdischarge protection,overcurent protection,short circuit protection,high and
low temperature protection
Working temperature: 0C-40C

Battery Pack Head Strap Compatible with Oculus Quest 2
5200mAh capacity battery
Magnetic suction portable design

140g 5200mAh Magnetic battery pack.
Type-c interface,Power Display,Magnetic connection.
3h working time for Oculus Quest 2.
Two battery packs can achieve unlimited battery life (the second battery needs to be purchased separately).

Weight Balanced Design,Multi-point adjustment.
Improve wearing stability, reduce head and face pressure.
More professional gear adjustment, with non-slip design, easier to grasp and operate adjustment

Package:
Packing list:
Head strapx1
Battery Packx1
Charging cablex1
Instractionsx1