The Yongnuo YN685 Wireless TTL Speedlite Flash for Canon is a versatile and powerful accessory for photographers looking to enhance their lighting setups. With features such as Flash Exposure Compensation, E-TTL, and Rear/Second Curtain Sync, this shoe mount flash offers precise control over your lighting. The YN685 also boasts a swivel and tilt function for adjustable lighting angles, as well as an AF Assist Light for focusing assistance. Compatible with Canon cameras, this speedlite flash is a reliable and high-quality option for capturing stunning photographs with optimal lighting conditions.