The Sunpak 311 is a durable, powerful, simple and inexpensive hot shoe flash with many features.
- Guide number 80 with ISO 100 in feet
- 2 auto f-stop settings for controlling depth-of-field and maximum auto flash range.
- Flash rotates vertical and vetical for softer, professional quality lighting.
- Built in 7" PC cord
- Easy-to-use calculator dial and sufficient light indicator.