The VS-260SMI Mini On-Camera Flash for Sony Cameras from Bolt is a dedicated TTL flash for use with Sony cameras that feature the Sony Multi Interface Shoe. The VS-260 features a guide number of 72' at ISO 100 and an adjustable tilt head with five set positions: 0°, 45°, 60°, 75°, and 90°. The flash covers a 35mm range (in 35mm/full frame format) and also offers rear curtain synchronization for shooting at slower shutter speeds. It has an autofocus assist for low-light photography, and an automatic power-saving function that turns the flash off when it's inactive for three minutes. The VS-260 is powered by 2 easily found AA batteries. The flash duration is between 1/2000 and 1/40,000 second. Compatible with Sony TTL metering system. This model comes equipped with the Sony Multi Interface Shoe and is not directly compatible with the Sony/Minolta style Auto-lock Accessory shoe. Optional adapters are available for connecting this flash to older cameras.