Godox TT685OP Speedlight Flash for Olympus/ Panasonic

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product overview
product overview
  • Built-In 2.4GHz X Wireless Radio System
  • Compatible with Olympus/Panasonic TTL
  • Guide Number: 60 m at ISO 100 and 200mm
  • Zoom Range: 20-200mm (14mm with Panel)

With full support for Olympus/Panasonic TTL, including high-speed sync, and a built-in 2.4GHz radio system, the Godox TT685O Thinklite TTL Flash will make it easy to create both simple and elaborate lighting setups. When mounted on the camera, it is an effective lighting tool with a powerful guide number of 60 m at ISO 100 and 200mm, a zoom range of 20-200mm, and the ability to tilt from -7 to 90° and rotate 360°. As a TTL-capable unit, the TT685O can also operate as a full wireless master or slave unit with TTL functionality.

The operation is intuitive with a rear LCD panel that shows settings. Also, the flash is equipped with a Wireless Control Port for attaching an optional remote control set and it has a 3.5mm sync port for basic wired connectivity. It runs on four AA batteries, which help provide a recycle time of 0.1-2.6 seconds.

Key Features of the Godox TT685OP Speedlight Flash for Olympus/ Panasonic

  • An integrated 2.4GHz X radio system is incorporated into the TT685O for wireless triggering. Able to be set up as a master or slave, this flash will help you create a versatile lighting setup with a range of 100 m and support for 32 channels and three groups. It can also work with an optional X series transmitter for creating more elaborate setups.
  • Being compatible with Olympus/Panasonic's TTL system, users will enjoy numerous automated flash settings and the ability to use functions such as high-speed sync.
  • With a guide number of 60 m at ISO 100 and 200mm, the TT685O will easily illuminate most subjects. It also features a zoom head with a range of 20-200mm and a 14mm wide-angle panel for using a variety of different lenses.
  • Manual power control from 1/1 to 1/128 in 1/3 EV steps.
  • The flash head can be tilted from -7 to 90° and rotated a total of 360° for controlling bounce and where the light falls on the scene.
  • Optical master/slave transmission is available for working with other standard flashes.
  • Using an optional FT series remote control set, users can connect to the wireless control port to gain wireless control over the flash's power settings.
  • A 3.5mm sync port is available for setting up a wired connection to a camera or trigger.
  • This flash runs on four alkalines or NiMH AA batteries which help deliver about 230 full-power flashes and recycle times of 0.1-2.6 seconds.
  • USB connection for installing future firmware updates.

  • MPN - 11.TT685OP
  • GTIN - N/A
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Flash Head

Guide Number 60 m at ISO 100
(200 mm Position)
Coverage Full-Frame
20 to 200 mm
14 mm
(with Wide-Angle Adapter)
Bounce Head -7 to +90°
Swivel Head 360°
Flash Duration 1/300 to 1/20000 Second
Recycle Time Approx. 0.1 to 2.6 Seconds
Secondary Illumination Modeling Light

Exposure Control

Exposure Control Manual, TTL
Flash Modes Hi-Speed Sync, Second-Curtain Sync
Power Range 1/1 to 1/128
Flash Compensation -3 to +3 EV
(1/3 EV Steps)


Wireless Operation Radio
Up to 100 m
Optical Pulse
Up to 15 m
(Master, Slave)
Wireless Channels 32
Wireless Groups 3
Slave Timing Modes Instant Sync
Skip Preflash


Internal Power AA
(Alkaline, NiMH) x4
External Power Pack Compatible Yes


Mount Shoe
Off-Camera Terminal 3.5 mm
Dimensions (W x H x D) 6.4 x 7.6 x 19.0 cm
Weight 0.41 kg
(without Batteries)


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What’s In The Box
  • Godox TT685OP Speedlight Flash for Olympus/ Panasonic
  • Mini Stand
  • Protective Case
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