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Foreword
Thank you for purchasing this product.
This TT685IIC camera flash applies to Canon EOS series cameras and is compatible wit E-
TTL II autoflash. With this E-TTL II compatible flash, your shooting will become simpler.
You can easily achieve a correct flash exposure even in complex light-changing
environments. This camera flash features:
• Approx. GN60 (ISO 100, @200mm), 81 steps from 1/1 to 1/256.
• Fully support Canon E-TTL II camera flash. Workable as Transmitter or Receiver
unit in a wireless flash group.
• Use dot-matrix LCD panel to make clear and convenient operations.
• With built-in 2.4GHz wireless remote system to support transmitting and
receiving.
• Provided multiple functions, include HSS (up to 1/8000s) FEC, FEB, etc.
• Stable consistency and color temperature with good even lighting.
• Support with firmware upgrade.
Warning
• Always keep this product dry. Do not use in rain or in damp conditions.
• Do not disassemble. Should repairs become necessary, this product must be sent
to an authorized maintenance center.
• Keep out of reach of children.
Stop using this product if it breaks open due to extrusion, falling or strong hit.
Otherwise, electric shock may occur if you touch the electronic parts inside it.
• Do not fire the flash directly into the eyes (especially those of babies) within short
distances. Otherwise, visual impairment may occur.
• Do not use the flash unit in the presence of flammable gases, chemicals, and
other similar material. In certain circumstance, these materials may be sensitive
to the strong light emitting from this flash unit and fire or electromagnetic
interference may result.
• Do not leave or store the flash unit if the ambient temperature reads over 50°C.
Otherwise the electronic parts may be damaged.
• Turn off the flash unit immediately in the event of malfunction.