The Canon Speedlite 430EX III-RT is the newest flash model with the integration of a 2.4 GHz wireless triggering system with master and slave capabilities. The bounce has been expanded with the ability to rotate 150° right and 180° left as well as tilt upwards 90°. In addition to being able to control this model with a transmitter, optical slave transmission is still available for greater functionality. It has a faster recycle time of 0.1 to 3.5 seconds along with a Quick mode that shortens this to just 2.5 seconds.
Also, it offers enhanced Flash Exposure Compensation and Light Distribution settings for making very specific adjustments to the output settings. The 430EX III-RT is compact and extremely versatile.

Download the Canon Speedlite 430EX III-RT manual here

*This flash is compatible with the Canon ST-E3-RT Transmitter

Compatible Cameras: All Canon EOS
Guide Number: 43/141 (ISO 100, m/ft)
Range: Approx 2 - 77ft at f/1.4 for normal flash
Flash Exposure Control: E-TTL II, E-TTL
165 degree swivel in either direction
Minimum Recycling Time: Approx .1 to 3.5 seconds
Required Power Source: 4 x AA-type batteries
Dimensions: (W x H x D) Approx. 2.8 x 4.5 x 3.9 in.
Weight: 10.4 oz.