For remotely triggering a flash via a standard hot shoe**. DOES NOT SUPPORT TTL FUNCTIONS.Cable Length: 3' (91 cm) straightFrom 1/8" (3.5 mm) mono miniphoneTo Standard hot shoe*Includes a 1/4-20 thread mount. Catalog Number: HSFM3 PocketWizard Compatibility: PlusX Plus III MultiMAX FlexTT5 (for non-TTL flashes) Older PocketWizard radios, including Plus, Plus II, etc. Compatible with flashes that work with a standard hot shoe, including: Bower Metz Quantum Canon Nikon *Sony Cheetah **Nissin Sunpak Fuji Olympus Yongnuo Godox Panasonic Leica Pentax Lumopro Phottix And most other flashes** with a standard ISO 518 hot shoe. Know your flash's sync voltage! Some older hot shoe flashes have sync voltages that are too high for certain PocketWizard radios and could damage them. Check your radio's specifications to make sure it is compatible with your flash.*NOTE: This hot shoe has been redesigned since it was first introduced. The new version (labeled HSFM3 v2.0 on the packaging) WILL fit the newer Sony Multi Interface Shoe. The new version of the cable may not currently be available in all stores - please email us at [email protected] for details. Please see our Sony Wiki page for details about using PocketWizard radios with your flash if you have the Minolta style iISO shoe.**NOTE: Will not work with flashes that cannot be triggered by the center pin, including most Sigma models and some Nissin models. Check with the manufacturer if you are unsure if your flash can be triggered via the center pin.