Canon Macro Twin Light MT-26EX-RT Instruction Manual page 14

Nomenclature
Optical Transmission Wireless Multiple Flash Photography
(p.81)
Flash mode
a : E-TTL II/E-TTL
autoflash
q : Manual flash
g : Wireless shooting
(master)
Firing group
l: Fire A:B
(flash ratio control)
4: Fire A
5: Fire B
6: Fire C (slave C)
j: Fire A, B, and C
14
G : Charge indicator
M : Master setting
:: Optical
* : Transmission
transmission
wireless
shooting
channel