FEARLESS Engage Backpack for Phantom 3 Drones Designed specifically for the P3 Pro, P3 Advanced and P3 4K to protect all components Padded waist strap and flexible sternum strap for perfect weight distribution Ample storage for extras like a laptop, tablet, tripod, water bottles, etc. Premium nylon construction makes the bag rugged, durable and water resistant Holds up to 5 spare batteries plus 1 in the drone