【Safe and Rechargeable】The Battery pack were made of Fire-resistant material, it could be recharged about 2000-2500 times, built-in intelligent chip, Over-Charging，Over-Heated，Over-Current，Over-Voltage，Short-Circuit，Over-Discharger Protection.Safety guaranteed and lightweight, pass the battery UL 2056 testing, With CE/FCC/ROHS certification.
【For Xbox Series X/S controller】This rechargeable battery pack was specially designed for Xbox series X/S game controller, the back cover and battery are integrated, with 850 mAh battery provide up to 12 hrs playing time with a single charge, fully fit Xbox Series X controller, easy to use.
【Fast Charging】 Rechargeable battery pack for Xbox Series X S controller, Fully charged is around 3-4 hours and provides up to 12 hours of playtime.it comes with the type-C cable, no extra adapter required. A GREEN light means charging, RED light means fully charged.
【2-charging ways】 When your controllers are low on battery, simply plug the provided type-C cable into the battery pack, go on enjoy the gaming time no worry gaming interrupt, or charge the battery separately.
【100% Satisfaction Guarantee】30-Day Money-Back and 90 days replacement warranty. Please feel free to contact us if you have any questions and we will provide you with 100% satisfaction and give you a satisfactory answer within 24 hours.