The D-Lite RX ONE set is the best introduction to studio flash, with all necessary tools included to practice the basics. The D-Lite RX One flash head is a simple, easy-to-use unit, small yet robust. It delivers twice the power of speedlights, is compatible with many accessories, has a power range from 100 Ws to 6 Ws, with short flash durations for sharper images and stopping motion, and accurate exposures with consistent colour.