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Product Description
TT520III Flash for Canon Sony Nikon Fuji Olympus Pentax and Other DSLR Cameras
godox tt520iii
Merchant VideoGodox TT520III TT520 III TT520-III 433MHz GN33 Camera Flash Speedlite with RT Transmitter for Canon Sony Nikon Fujifilm Olympus Pentax and Other DSLR Cameras,1.8s Recycle Time,400 Full-Power Flashes

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.

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.
Tech Specs:Camera Flash
Model | TT520III |
GN | Approx. 33 (ISO 100, in meters) |
Photocell | S1/S2 |
Rotatable Flash Angle | Vertically:-7°~120° |
Rotatable Flash Angle | Horizontally :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 |
Tech Specs: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 |

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.

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.

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

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.
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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.
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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.
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Versatile Accessories
When paired with optional S-R1/S-R2 round head adapters, it can work with Godox AK-R1. Plus, the optional S/S2 flash bracket lets you attach Bowens-mount modifiers—softboxes, reflectors, snoots, etc.
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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.
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