Review on Sigma Electronic Flash EF 500 Cameras by Dave Hollins

Based on my experience with this amazing flash, I must confess that I am very impressed with its power and efficiency in lighting up my photos. The electronic power of this flash is second to none and it doesn't waste much battery power like other flashes I have used before. The sleek and modern design of this product is another plus as it blends perfectly with my camera. The only downside I noticed is that it doesn't come with an external power pack which would have been useful for longer shoots. Overall, I would highly recommend this product to any electronics enthusiast and photographer looking to take their photography to the next level..