600ex-rtii 2 light kit with YN-E3-RT controller
The 600ex-rtii is the updated version of one of the best speedlights made to date. With built in radio control, a 600ex-rtii can be used on camera to control others off camera. They can also be used off camera completely and controlled by the included YN-E3-RT controller. These lights are fully compatible with the Canon version as well as the Canon version of the controller. Included in this kit is two of the 600ex-rtii speedlights and one YN-E3-RT controller. Below is a video that shows how to set up and use the system.