MK600 High Speed Sync TTL Speedlight Camera Flash Compatible with DSLR Cameras 1300D 70D 6D 5DII 5DIII 7D 60D 550D 600D 650D 800D 4000D,etc

Wireless Flash:
Transmission method: Optical pulse

Channels: 4

Wireless options: OFF, Master, and Slave

Transmission range: Indoors: 12-15m / 39.4-49.2 ft;Outdoors: 8-10m / 26.2-32.8 ft; Master unit reception angle: +40 ~ -40 degrees horizontal, +30 ~ -30 degrees vertical.

Controllable slave groups: 3 (A, B and C)

Flash ratio control: 1:8 - 1:1 - 8:1 in 1/2-stop incremments

Slave-ready indicator: AF-asssist beam blinks

Modeling flash: Fired with camera's depth-of-field preview button


AF-Assist Beam:
Linkable AF Points: 1-45 AF points (28mm or longer focal length);at center: 0.6-10m / 2.0-32.9 ft;Periphery: 0.6-5m / 2.0-16.4 ft.


Power Source:
Internal power Four Size-AA alkaline batteries

Extenal power: Compact battery pack CP-E4


Dimensions:
L x W x H: 191 x 77 x 60 mm


Package Included:
1 x flash bag

1 x Meike MK-600

1 x English and Chinese manual Connectivity Technology: Optical Pulse