Features: Specially designed 4-port comntroller charger dock with rechargeable battery pack, for XB One/One S/One X/One Elite/XB Series X S controllers. 4Pcs 1100mAh large capacity batteries, long sating working for time up to 15 hours, quick charging, it needs only about 3.5hrs to fully charged four batteries. Adopts pulse charging intelligent control circuit technology, it has multiple protections such as over current, over voltage, over charge, short circuit, etc., automatically repairs the battery and prolongs the service life. Accurate cutting, hole position anastomositic, even if the handle is shaken violently, the handle rechargeable battery will not fall. Built-in LED charging indicator, red means it is charging, green means it is fully charged, so you can check the charging status at any for time. Cool lighting design, when the power is turned on, the top LOGO bright white light, the bottom with the atmosphere LED green aperture, cool and eye-catching. Specifications: Material: ABS Size: Approx. 100x60 mm/3.94x2.36 inch Input Interface: Type-C Input Voltage/Current: 5V 1.8A Battery Capacity: 1100mAh(Single) Number of Battery: 4 Pcs Charging Time: about 3.5 Hrs Working Time: about 15 Hrs Note: Please allow 1-3mm error due to manual measurement. please make sure you do not mind before ordering. Due to the difference between different monitors, the picture may not reflect the actual color of the item,please make sure you do not mind before ordering, Thank you! Package includes: 1x Charging Dock with Battery Pack