DJI Phantom 3 Advanced w/ eDigitalUSA Everything You Need Kit - Hardshell Backpack + 4 Filters + 4 Batteries + Charging Hub (Charges 4 batteries at once!) + more... The Ultimate Phantom 3 Advanced Bundle! Comes with Everything You Need to get started right away! Backpack holds all 4 batteries and accessories! Charging hub charges all 4 batteries at the same time! 2-stop ND filter-reduces highlights, smooth videos, protects lens + 3-stop ND filter-perfect for filming on very bright days