Extra-long Flight Time: Mini 4 Pro battery is 3850mAh 7.38V capacity intelligent flight battery, which provides 47 minutes of max flight and 2 packs will 94 minutes to fly. There is no worry about the flight Designed for DJI Mini 3 /Mini 4 Pro: Mini 3 battery is compatible with DJI Mini 3/ 3 Pro and Mini 4 Pro drone. The charging hub is fit for DJI Mini 3 battery(2453mAh), Mini 3 Pro battery and DJI Mini 4 Pro battery 3-Bay Triple Charging Hub with Two-Way Power: Charges 3 batteries high-to-low and works as a power bank to charge your remote controller via the two-way port — a true all-in-one Mini 3 Pro battery charger. Safe & Intelligent Protection: Premium battery cells and an advanced Battery Management System (BMS) guard against over-voltage, over-current, over-power and over-temperature for stable, worry-free charging and flight What You Get: 2 × 3850mAh Intelligent Flight Mini 3 Batteries, 1 × 3-Bay Charging Hub, 1 × Type-C cable, plus 1-year support. LED indicators show real-time charging status at a glance Artman Mini 4 Pro/Mini 3 Pro/Mini 3 Intelligent Flight Battery Plus (2-Pack) with Two-Way Charging Hub, 3850mAh Extended Battery for 47-Min Max Flight Time,for dji mini 3 battery dji mini 4 pro battery