The Yongnuo YN685 TTL flash works much the same as many other flashes, but there are some quirks to using it, especially wirelessly. Here are some tips.
Flashes, strobes, speedlights, speedlites, or flash guns. Whatever you call them, these are small, battery-powered flashes that you can take almost anywhere.
Bolt’s VX-760 flash is a portable strobe that aims to be a cost-effective alternative to the Nikon and Canon speedlights. Here’s my review.