YongNuo SF-18 External Battery Pack for Canon Speedlites Review

YongNuo Digital is for a long time well known to strobists for their decent quality, lower priced speedlite flash units as well as their radio remote flash triggers.
Beside that, they do make some other accessories as this SF-18 External Battery Pack for Canon presented here.

YongNuo WRS II C3 Wireless Remote Control for Canon

In the past, I have posted about the usefulness of a Remote Shutter Release cable or a Timer Remote Controller, which do the job perfectly as long as you are close to the camera.

But what happens if you need to keep a longer distance from the camera, than the cable length of these devices?

YongNuo RC-5 Wireless Remote Control for Canon

YongNuo Digital is widely known to strobists for their decent quality, lower priced speedlite flash units and radio remote flash triggers.