Canon 600EXII-RT - Customization Features and Power Source; Dimensions, Weight, and Operation Environment

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Specifications
Charge confirmation: Flash-ready lamp lights up (master unit/slave unit), beep
(when C.Fn-20-1 is set on master unit/slave unit), and
the AF-assist beam emitter blinks (slave unit) when fully
charged
Customization Features
Custom Functions: 15 types
Personal Functions: 6 types
Power Source
Speedlite power source: Four AA/LR6 alkaline batteries
* AA/HR6 Ni-MH batteries can be used
Number of flashes: Approx. 100 - 700 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
Optical transmission
wireless shooting time:
Approx. 1500 times
* 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.
External power source: Compact Battery Pack CP-E4N can be used
Dimensions and Weight
Dimensions (W x H x D) : Approx. 78.7 x 143.2 x 122.7 mm / 3.10 x 5.64 x 4.83 in.
(without dust- and water-resistant adapter)
Weight: Approx. 435 g / 15.34 oz. (Speedlite only, excluding
batteries)
Operation Environment
Working temperature
range:
0°C - 45°C / 32°F - 113°F
Working humidity: 85% or less
All specifications above are based on Canon’s testing standards.
Product specifications and the exterior are subject to change without notice.