Meike MK-300 Flash Light i-TTL Speedlite for Nikon 1) High Guide Number: 32 2) Recycle time 6 second (with 2pc AA alkaline cell) 3) Flash mode: TTL, M, RPT 4) 22 fine adjustable of flash output control 5) Compatible with i-TTL flash automatically 6) Power saving mode 7) Accurate brightness control 8) LCD display 9) Metal hotshoe 10) Support front curtain synchronous 11) Support rear-curtain synchronous 12) Temperature detection automatically (over heating portection) 13) Memory function Specification: Circuit design: Insulated Gate Bipolar Transistro (IGBT)

Description:
Guide Number: 32 meters (ISO100, 105mm)
Flash mode: i-TTL, M, RPT
Power supply: 2x AA size batteries (Alkaline or Ni-MH are useable)
Lighting times: 100-1500 times (AA alkaline cell used)
Recycle time: approx. 6s
Color temperature: 5600K
Flash time: 1/200s-1/20000s
Flash control: 1/128~1/1
External interface: hotshoe, Mini USB
Additional features: FEC
Size: 80 x 66 x 62mm
Net weight: 145