Godox TT520III THINKLITE Camera Flash

433MHz Wireless Triggering

The TT520III comes equipped with an integrated 433MHz receiver. When used with the standard RT transmitter, it offers 16-channel wireless triggering—ensuring effortless and reliable flash synchronization.

Easy & Precise Power Control

In Manual (M) mode, the TT520III provides 8 power settings adjustable from 1/128 to full power in ±1/3-stop increments, allowing for exquisite control over light and shadow. The all-new display makes it easy to view and adjust settings, enhancing operational efficiency.

Bright Output & Quick Recycle

The TT520III boasts a Guide Number of 33(ISO 100, in meters). It delivers up to 400 full-power flashes on NiMH batteries with a recycle time of about 1.8 seconds. The flash duration spans from 1/510 to 1/31000 seconds, ensuring crisp, well-captured images.

Flexible Flash Modes

The TT520III offers multiple flash triggering options to suit your shooting needs. Use it as an on-camera flash, trigger it with the RT transmitter, or take advantage of S1/S2 optical sync. Additionally, it features a PC sync port for wired control.

Adjustable Flash Head

With a rotatable flash head that adjusts horizontally from 0° to 330° and vertically from –7° to 120°, the TT520III empowers you to experiment with direct flash and bounce techniques, adding a dynamic edge to your photography.

Universal Hotshoe Design

Featuring a single contact hotshoe design, the TT520III is widely compatible with Canon, Sony, Nikon, Fujifilm, Panasonic, Olympus, and other cameras—ensuring a seamless fit across your gear.

Easy Battery Swap

The flash’s internal battery compartment accepts 4 AA NiMH batteries, allowing for quick and hassle-free battery changes whenever needed.

Integrated Reflector & Diffuser

Enhance portraiture with the built-in reflector that creates stunning catchlights for rich facial expression. The wide-angle diffuser expands the light spread, delivering a softer, more natural illumination.

Versatile Accessories

When paired with optional S-R1/S-R2 round head adapters, the TT520III works seamlessly with Godox AK-R1 magnetic accessories. Plus, the optional S/S2 flash bracket lets you attach a range of Bowens-mount modifiers—softboxes, reflectors, snoots, and more—to unlock endless creative lighting effects.

Fast-Charge External Power

Equipped with a quick-charge port, the TT520III can be connected to the optional PB960 power box (sold separately) to shorten recycle times and increase flash counts.

Tech Specs
Camera Flash
Model: TT520III
GN: Approx. 33 (ISO 100, in meters)
Photocell: S1/S2
Vertically Rotatable Flash Angle: -7°~120°
Horizontally Rotatable Flash Angle: 0°~330°
Battery: Four AA NIMH batteries (recommended)/LR6 alkaline batteries
Flash Duration (t0.1): 1/510s~1/31000s
Time of Flashes (1/1 step): Approx. 400 ( NIMH batteries)
Recycle Time (1/1 step): Approx. 1.8s( NIMH batteries)
Channel: 16 groups
Wireless Frequency: 433MHz
Wireless Transmission Distance (Max.): Approx. 15m
Dimension: 7.17"×2.91"×2.83"
Net Weight: Approx. 304g

RT Transmitter
Model: RT-16
Power Source: 23A(12V )Li-ion battery
Wireless Transmission Distance (Max.): Approx. 20m(indoor)/Approx. 30m (outdoor)
Wireless Frequency: 433MHz
Dimension: 2.36"×1.65"×1.18"
Net Weight: Approx. 31g

• 1 x Godox TT520II Camera Flash
• 1 x RT Remote Transmitter
• 1 x Mini Stand
• 1 x Protection Bag
• 1 x User Manual

Features:

Power Management 
(1) Switch to the ON, the flash will start charging (the charging indicator is dim). After several seconds, the charging indicator turns red and TT520 is ready to shoot. 
(2) For a test flash, press the test button. After use, press the ON/OFF to OFF to power off. 
(3) If the red charging indicator lamp flickers in every 1s, it indicates low battery. In such case, the power will turn off automatically and you need to replace the batteries. 

Power Control 
(1) The flash unit has 8 steps of power output control which indicated by 8 pieces of LED lamp for different level. 
(2) Press "+" to make power higher and they are 1/128,1/64,1/32,1/16,1/8,1/4,1/2,1/1.Otherwise, press "-" to make power lower.

M Mode 
Press the MODE key to M Mode. In this mode, you can set TT520 on to your camera hot shoe or speedlite trigger hot shoe to trigger the flash unit. When shooting, adjust the flash power and press the camera shutter, the flash light will flash under the camera synchronous signal. 

S1 Mode 
(1) Press the MODE key to S1 Mode. The Mode is applicable for slave flash in order to create many lighting effects. It is respectively applicable for manual flash environment. 
(2) When the flash is S1 mode, it will fire synchronously when the master flash fires, comparable with the effect by the use of radio trigger. 

S2 Mode 
(1) Press the MODE key to S2 Mode. The mode is applicable for slave flash in order to create many lighting effects. It is respectively applicable for TTL flash environment. The flash unit won't flash synchronously with the first flash but the second flash from the master flash. 

Power-saving Function 
(1) To save battery power, the flash will enter stand-by state in about 30 minutes of idle use. Press any button to wake it up. 
(2) In S1/S2 mode, the flash will enter stand-by state in about 60 minutes of idle use. Press any button to wake it up. (3) In Power-saving mode, the charging indicator flickers in every 3 seconds. Other indicators are turned off. 

Protection Function 
(1) Protection in continuous flashes 
To prevent the flash head from getting too hot and damage, please do not flash over 20 times when in power lever 1/2, 1/1. Please cool down the flash unit for at least 10 minutes. The over-temperature protection function will be activated if you continue to flash after 20 times. In this state the charging time will turn to 10-25s. Please cool down the flash unit around 10 minutes and it will turn to normal state. 
(2) Systematic over-temperature protection 
When the inner circuit is over-heating, which indicates over use of the flash unit, the inner circuit will shut down power automatically. The flash unit will turn to normal state after the inner circuit is cooled down.

Specifications:

• Guide Number: 33 ( ISO 100 ) 

• Flash Mode:  M, S1, S2 

• Vertical Rotation Angle : 0~90 degrees 

• Horizontal Rotation Angle: 0~270 degrees 

• Power:  4x AA size batteries ( Alkaline or Ni-MH are usable )  

• Lighting Times: 100-1500 times ( AA alkaline batteries used ) 

• Recycle Time : approx 0.5-5s ( AA alkaline batteries used ) 

• Light Quantity Output Control : with 1/8 - stop increment 

• Color Temperature: 5600K+200K 

• Flash Duration : 1/800s~1/2000s 

• Dimensions : 190*75*55mm 

• Net Weight : 286g 

Suitable For:

• 1. Work with Hot Shoe Cameras(both DC and DSLR Cameras) using universal hot shoe Such as Canon, Nikon, Pentax, Panasonic, Fujifilm, Olympus, Leica, Sigma, Samsung etc.(eexcept Konica Minolta and Sony Alpha). 

• 2. Work with Wireless Remote Trigger Studio,Wireless Hot Shoe Flash Remote Slave Trigger Sensor. As a Slave flash lighting for shooting!