Insta360 CINSBBMJ Accessory X4 Fast Charge Hub - 12 VDC at 3 A - USB - RetailSKU: 285023 MPN: CINSBBMJ Marketing Information: Fast Charge Hub Power through with smart, fast charging. Efficient, safe fast charging. Safely charge up to three batteries at once. Each slot charges independently to prevent overcharging. Supports PD fast charging, getting your battery to 80% in 26 minutes and 100% in just 43 minutes. Easy to understand. Know your battery status at a glance with a clear, logical lighting system. Detail Specifications: