Extended To 7 Hours: With This Rechargeable Neck 8000mah for Quest 2 Battery Pack, You Can Get An Extra 3.5-4 Hours Of , Perfect For Watching 3d . Use A Power Bank To Play Games. If The Earphones And The Battery Are Fully Before , The Earphones Still Have More Than 85% Of The Power After 3 Hours. It Takes About 3 Hours For The Battery Pack To Charge for 2 From 0%-100%, And It Can Charge The Helmet At Least 1.5 Times. Decompression More Fun: The Neck Battery Pack Has Absolutely No Extra Weight On The Earphones, Which Means Less Pressure On The Or Cervical Spine, And You 'T Be Too Tired After A . Especially In Sports Games, The Design Of The Neck Battery Also Preserves The Balance Of The Headband Itself As Much As Possible. Magnetic Protection And 90L-Shaped Adapter: A Magnetic Mount Keeps The Battery From Falling Off Your Neck During Gaming, While The 90-Degree Adapter Leaves More Room For The Headset And Avoids Effectively Blowing It Around When You'Re Waving The Controller Around. Compatible With More Devices: Not Only Compatible With for Quest 2 Or Other Types Of Third- Elite Shoulder Straps, for The 2'S Type-C Adapter Battery Pack Can Also Be Used As A Power Bank And Stand For Various Electronic Devices Such As Mobile Phones And Ipads Safe And Fast Charging: The Battery Pack Provides 5v/2a Input And 5V/2.4A Output (Same As for The Official Quest 2 Charger), And Has Passed Certification, Including Overcurrent Or Overvoltage Protection, Overcharge And Overload, And Short Circuit Protection. Description: 1. Wearing : -Mounted 2. Battery Type: Rechargeable Lithium Polymer Battery 3. Battery Capacity: 3.7V/8000MAH (29.6WH) 4. Input: 5V-2.0A 5. Output: 5V-2.4A size: About 31.5 x 13 x 2.8cm Material: ABS colour: black Package Contents: 1 x VR Power Bank 1 x Data Cable 1 x Chinese And English Manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.