Cactus KF36 Full Manual Adjustable Flash, 3-70' (0.9-21.3m) Exposure Range, 6000Degree K Color Temperature

The Cactus KF36 Full Manual Adjustable Flash is always the best companion for photographers, professional or amateur. Its vari-power of 1/2, 1/4 and 1/16 allow you to easily adjust the light intensity at your wish. Guide number is up to 120-ISO 100 ft/36-DIN 21 m. It has four auto f-stop settings and powerful automatic exposure range up to 70 feet.

This Cactus KF36 Electronic Flash has a Vari Sensor Module that measures the light reflected from the subject, as well as other reflective surfaces near the subject. You don't have to change the f-stop on your camera lens when you move closer to a subject or father away as long as your subject is within the automatic operating range of the flash for that f-stop.