Extra-long Flight Time: Mini 4 Pro/Mini 3 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! FIRMWARE UPDATES are NOT supported Designed for DJI Mini 3 Pro/Mini 4 Pro: Mini 3 Pro battery is compatible with DJI Mini 3, DJI Mini 3 Pro and DJI Mini 4 Pro drone. Mini 3 charging hub is fit for DJI Mini 3 battery(2453mAh), DJI Mini 3 Pro battery plus(3850mAh), and DJI Mini 4 Pro battery Two-way Mini 3 Pro Battery Charger: Two-way Mini 4 Pro battery charging hub can charge the remote controller and three batteries in sequence from high to low. our Mini 3 battery charger can also be used as a mobile power source Excellent and Safe Mini 3 Battery: Our Mini 3 Pro battery charger is made of high-quality battery cells, and has an advanced battery management system, to avoid the risk of over-voltage, over-current, over-power, high temperature; etc Our Support for DJI Mini 4 Pro Battery Charger: 1-Year customer support. You will get 2*Mini 3 Pro/Mini 4 Pro battery, 1*Mini 3 Pro/Mini 4 Pro battery charger, and 1*TYPE-C cable from the package 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