Features: Special 4-port charging dock designed for control of rechargeable battery pack, compatible with XB One/One S/One X/One Elite/XB Series XS controllers. 4 x 1100mAh batteries with high capacity, long operating time up to 15 hours, fast charging, takes only about 3.5 hours to fully charge four batteries. Uses pulse charging technology for intelligent circuit, featuring multiple protections such as overcurrent, overvoltage, overcharging, short circuit, etc., automatically repairs batteries and extends lifespan. Precise cutting, secure attachment, even if the handle is shaken violently, the rechargeable battery in the handle won't fall out. Built-in LED charging indicator, red means charging, green means fully charged, allowing you to check the charging status anytime. Cool light design, when powered on, the top LOGO glows with white light, bottom with ambient LED green backlight, stylish and eye-catching. Specifications: Material: ABS Size: Approx. 100x60 mm/3.94x2.36 in Input interface: Type-C Input voltage/current: 5V 1.8A Battery capacity: 1100mAh (single) Number of batteries: 4 pcs Charging time: Approx. 3.5 hours Operating time: Approx. 15 hours Note: Allow 1-3 mm tolerance due to manual measurement. Ensure you have no objections before ordering. Due to differences in screen displays, the color on the product may slightly differ from the color shown in the images. Thank you! Package includes: 1x Charging Dock with Battery Pack