Ultimaxx Multi-battery Rapid Charging Board Plate For DJI Phantom 3: Spend less time waiting and more time in the air. The Ultimaxx Multi Battery Rapid Charging Board Plate for DJI Phantom 3 charges three batteries at once, so you can simply swap out a depleted battery for a fully-charged one and keep your flight going. The rapid charging board plate works with the DJI Phantom 3's existing charging cable, so there's no need to carry around additional wires. BACKUP BATTERIES: Charge three DJI Phantom 3 batteries at the same time. NO MORE WAITING: The rapid charging board plae eliminates the need to wait for a single battery to recharge. WORKS WITH EXISTING CABLE: Use your DJI Phantom 3 charging cable to power the rapid charging board plate. WORKS WITH DJI PHANTOM 3: Use the plate to charge DJI Phantom 3 batteries (batteries not included)