Long-lasting immersive experienceThe newly upgraded head Strap for Oculus Quest 3 built-in 10000mAh industrial-rank high energy density battery with enhanced working efficiency, which is nearly twice the capacity of other batteries on the market and can be charged 2 times. It adds 2.5-5 hours (APP depends) of VR time when fully charged, providing an impressive total playtime of up to 7 hours.Upgraded 18W Fast ChargingAolukytech head strap with battery is crafted for compatibility with the original 18W charging power, requiring just around 2.5 hours to fully charge for your Meta Quest 3, reduce the waiting time you need to use VR 3 and enter quickly. Moreover, tape-C ports can also charge your other devices, the blue light at the top shows the surplus power.Relaxed and ComfortableOur battery pack for meta quest 3 has a 52 adjustable hinge, allow for a smooth 90-degree rotation during gaming breaks. The gravity balance and distributed design is adopted, reducing facial pressure. It also comes with a soft high-quality material head pad that enhances breathability and water absorption, so you can enjoy an immersive gaming experience in comfort. It's compatible with the original charging dock for Meta Quest 3.Safety Protection SystemThe quest 3 head strap battery use an 8000mAh battery cell with a lithium cobalt oxide content of 99%. Our VR headset for oculus quest 3 are equipped with multiple safety protection systems including overheating protection, overcharge protection, short circuit protection, and overvoltage protection to prevent damage to your Quest 3. As it is a built-in battery, we pay great attention to safety and stability.Sturdy & Long-lastingOur elite strap with battery compatible with Meta/Quest 3 is made of durable and sturdy eco-friendly upgraded nylon PA material, which is harder and more durable than ABS material. The side strap that can bend up to 10,0000+ times, no longer worry about side strap damage.