Samsung NX - Flash (Guide No. 42)

Flash Type: A-TTL external flash
Available camera: Samsung NX and EX series cameras
Guide number (Based on ISO 100): 15
Burst mode: A-TTL / Manual
Flash metering control: Auto
Battery: AAA battery (2): Alkaline, Ni-MH
Size (WxHxD): 55.0 x 45.5 x 73.6mm
Weight (Without Battery): 80.4g (without battery)
Operating Temperature: 0 - 40°C
Operating Humidity: 5 - 85%