Owner's Manual

100
Specifications
Optical Transmission Wireless Slave Function
Customizable Functions
Power Source
Dimensions and Weight
Operation Environment
All specifications above are based on Canon’s testing standards.
Product specifications and the exterior are subject to change without notice.
Connection method: Optical pulse
Wireless settings: Slave
Channel: Ch. 1 - 4
Slave unit setting: Firing group A, B, C
Reception angle: ±40° horizontally and ±30° vertically, facing the master
unit
Slave flash charge
indication:
AF-assist beam emitter blinks and flash-ready lamp
lights up on the slave unit
Custom Functions: 10 types
Personal Functions: 430EX III-RT: 8 types / 430EX III: 6 types
Speedlite power source: Four AA/LR6 alkaline batteries
* AA/HR6 Ni-MH batteries can be used
Battery life
(number of flashes):
Approx. 180 - 1200 times
* When using AA/LR6 alkaline batteries
Radio transmission
wireless shooting time:
Approx. 9 continuous hours
* When Master flash firing OFF, using AA/LR6 alkaline
batteries
Auto power off: Power off after approx. 90 sec. of idle operation
* When set as radio transmission wireless master unit, or
in linked shooting: approx. 5 min.
* When set as slave unit: approx. 60 min.
Dimensions (W x H x D): Approx. 70.5 x 113.8 x 98.2 mm / 2.78 x 4.48 x 3.87 in.
Weight: 430EX III-RT: Approx. 295 g / 10.41 oz.,
430EX III: Approx. 290 g / 10.23 oz.
(Speedlite only, excluding batteries)
Working temperature range: 0 °C - 45 °C / 32 °F - 113 °F
Working humidity: 85 % or less