Features: Extended Playtime: With a high-capacity 10000mAh battery, our VR accessories allows you to extend your Oculus Quest 3/Quest 3s playtime by up to 8H. Enjoy your favorite VR games and apps without worrying about running out of battery. Durable and Eco-Friendly: Our oculus quest 3/3s accessories side straps are made from upgraded nylon PA material, which is harder and more durable than ABS material. It can bend more than 10,000 times without breaking. Plus, our material is eco-friendly and safer for the environment. Relaxed and Comfortable: Our battery pack for meta quest 3 has a 52° adjustable hinge, making it easy to take off and put on. It also comes with a TPR high-quality material head pad that enhances breathability and water absorption, so you can enjoy an immersive gaming experience in comfort, 360° rotatable knob for players of all head sizes. Safety Protection: Our VR headset for oculus quest 3 & 3s are equipped with multiple safety protection systems including overheat protection, overcharge protection and overvoltage protection to ensure the safety of you and your Quest 2 while using this product, the indicator light allows you to check the battery level at any time. Lightweight and Portable: Our head strap battery accessories for meta quest 3 & 3s weighs only 12.7oz, making it easy to carry around in the official Quest 3s carrying case or any other carrying case in the market. Enjoy the fun of VR gaming anytime, anywhere.