Canon Speedlite 600EX-RT Instruction Manual - Page 116

Specifications Customizable Functions Custom Functions: 18 Personal Functions: 600EX-RT: 7 / 600EX: 5 Power Source Speedlite power source: Battery life (Flash count): Radio transmission wireless shooting time: Optical transmission wireless shooting count: Power saving: External power: 4 AA/LR6 alkaline batteries * AA/LR6 Ni-MH and lithium batteries also usable Approx. 100 - 700 flashes * When using AA/LR6 alkaline batteries Approx. 9 continuous hours * When Master flash firing OFF, using AA/LR6 alkaline batteries Approx. 1500 times * When Master flash firing OFF, using AA/LR6 alkaline batteries Power off after approx. 90 sec. of idle operation * When set as slave unit: 60 min. * When set as radio transmission wireless master unit and linked shooting: 5 min. Compact Battery Pack CP-E4 can be used Dimensions and Weight Dimensions: Approx. 79.7 (W) x 142.9 (H) x 125.4 (D) mm / 3.1 x 5.6 x 4.9 in. (excluding the dust- and water-resistant adapter) Weight: Approx. 425 g / 15.0 oz. * Speedlite only, excluding batteries. All specifications above are based on Canon's testing standards. Product specifications and external appearance are subject to change without notice. 114