Various flash functions:

Suitable for macro shooting, portrait shooting, jewelry shooting, oral medicine shooting and so on

Specifications:
M ax Sync Speed:1/320s
Type: Close-up
Guide No.: 14/46(lSO100,in meter/feet)
Effective Distance: Approx,20cm-5m
Color temperature: 5500K
Flash coverage: 80°degrees in either direction
Firing configuration: Two flash tubes can be fired together or single
Flash ratio control: 1:8~1:1 ~8 in 1/2—stop increments
Flash exposure compensation: Manual,FBE:lN 1/3-stop increments
Flash exposure confirmation: Flash exposure confirmation lamp lights
Focusing lamp converage:Approx.40°top and bottom and 45° left and rights/On time:Approx: 20sec.
Recycling timer: Approx.0.1~5sec.
Supply battery: 4xAA/LR6 alkaline batteries
Battery life: Approx.100~800 flashes(with AA/LR6 alkaline batteries)
External power source: Compact battery pack Canon CP-E4

Compatiblity:   ( It only works with below cameras )

Suitable for:  Nikon D80 D300S D90 D300S D600  D700 D800 D800E D3000 D3100 D3200 D3400 D5200 D5100 D5000  D7100 D7000 D7500

Package includes:
MK-14EXT-N Flash x1
52mm 55mm 58mm 62mm 67mm 72mm 77mm Adapter Ring x1
Leather carrying bag X1
Chinese and English Manual x1
Warranty Card x1
Original manufactory package