Upgrade your Vr experience with the Sonicgrace S3 Pro Battery Head Strap for Meta Quest 3 and Quest 3S. This premium replacement strap combines fast charging, extended playtime, and enhanced comfort for immersive gaming. With 20W super-fast charging, the S3 Pro reduces charging time compared to standard battery straps. The 8000mAh magnetic battery pack attaches easily and extends playtime by up to 125% for Quest 3 and 150% for Quest 3S, so you can stay focused on the game longer. The magnetic design allows quick attachment and removal while reducing cable clutter. Built-in safety features help protect against overheating, overvoltage, and overcurrent, with Led indicators to show battery status. Soft memory foam padding, a flexible silicone rear pad, and balanced weight distribution reduce pressure on the face and neck, while the smooth adjustment knob ensures a secure, customized fit. The Sonicgrace S3 Pro is a powerful and comfortable upgrade for serious Vr users.