1、10,000mAh High Capacity Battery: This fast charging for Elite strap features a 10,000mAh high capacity portable battery that allows you to extend the playtime of your for Meta 3 by up to 8 hours. Enjoy your favourite VR games and apps without worrying about running out of battery power. 2、Rugged And Sturdy: The outer shell and side straps of this battery head strap are made of reinforced ABS material, and the side straps have been tested for more than 30,000 bending cycles. The back support section is made of excellent quality soft rubber and fits comfortably in the back of most people's heads. The top strap is made of soft PU leather and protein cotton composite for better cushioning, stretching and reduced frontal weight. 3、60° Adjustable Hinge: This head strap with battery pack features a 60° adjustable hinge for easy removal. It also comes with a excellent material head cushion that enhances breathability and water absorption so you can comfortably enjoy an immersive gaming experience, and a 360° rotating knob that fits gamers of all head sizes. 4、Multiple Guards: This adjustable for Elite strap is equipped with multiple safety guard systems including overheat guard, overcharge guard, and overvoltage guard to keep you and for Meta 3 safe while using this product, and the indicator light allows you to check the condition of the battery and keep it level at all times. 5、Lightweight And Portable: This adjustable for Elite strap replacement is small and lightweight and can be easily carried in the official for Meta 3 suitcase or any other suitcase on the market. Enjoy VR gaming anytime, anywhere. Item Type: Head Strap with Battery Pack Material: ABS, PU, Protein Cotton, Rubber Battery: Polymer Lithium Ion Battery (Included) Capacity: 5000mAh x 2 Battery Life: Approx. 8 Hours (DependingOn The Application) Application: for Meta 3 1 x Adjustable for Elite Strap 1 x Pad 2 x Portable Power Banks 2 x Manuals