Free Express Shipping! Profoto B10X OCF Flash Duo Kit 2 x B10X 250Ws Flash Heads, 2 x Li-Ion Batteries, 2 x Chargers, 2 x Stand Adapters, Core Backpack, 400 Full Power Flashes, TTL, Recycling: 0.05 to 1.3 sec, HSS, Built-In Radio and Bluetooth Release,...