Function: Supports for 's proprietary flash high-speed sync TTL auto metering while also serving as a height-adjustment pad for mini flashes like the . When converting a for camera to a single-touch flash, it can also be used, but the flash brightness needs to be manually set on the flash. Name:For TTL Version Shoe Mount/Flash Light Raiser Pad Product function description: 1. When the push switch is on the left, the flash [Manual mode] and the built-in flash [Manual mode] can be used simultaneously. 2. When the push switch is on the right, the builtin flash can achieve TTL functionality, and the external flash cannot be used at this time. Dimensions:4x3.5x3.8cm Net weight:32g Color:Black Material:ABS+Metal Package Contents: 1 * shoe mount Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.