Godox Wireless 433MHz GN33 Camera Flash Speedlite - Versatile TTL

Our review of the Godox TT520II finds it best suited to hobbyists and budget-conscious photographers who want a powerful, flexible shoe-mount flash without the price of higher-end branded units. The biggest reason to buy is its combination of wireless 433MHz triggering with an included RT transmitter and broad manual control, which makes it a useful off-camera or on-camera workhorse for portraits, events, and beginner studio setups. It delivers bright, consistent output and useful accessories like a diffuser and color filters that help shape light right out of the box.

Key Features

• 433MHz wireless transmission: The built-in 433MHz radio and included RT remote transmitter let the flash be triggered remotely across 16 channels for reliable off-camera setups.
• Fast flash duration: With flash times from 1/300s to 1/20000s the unit freezes action and helps create crisp, vivid images in bright or fast-motion situations.
• Three flash modes: M, S1 and S2 modes give usable manual control and simple optical slave triggering for mixed lighting and basic wireless control.
• Adjustable output range: Eight-step output from 1/128 to full lets users fine-tune illumination for small studio shoots or balanced fill light outdoors.
• Built-in light modifiers: The integrated reflection board and wide panel diffuser produce softer, more natural highlights and catchlights without extra accessories.
• Power and protection: A sync socket and quick charge port for external packs plus multiple auto-protections help manage power and overheating during extended use.

Who It's For

This flash is aimed at enthusiast photographers, content creators, and beginners who want more control than a pop-up flash and an affordable route into wireless, manual lighting. The included RT transmitter and accessories make it convenient for portraits, product shots, and small event work where on-camera and simple off-camera setups are needed.

Professional studio photographers who require TTL metering, advanced high-speed sync compatibility with specific camera models, or guaranteed brand-specific compatibility should look elsewhere. Also, buyers must check compatibility with their camera model, as some users report mixed results with certain bodies.

Pros & Cons

Pros

• Strong, consistent brightness and a useful range of manual output settings for precise exposure control.
• Includes RT remote transmitter, diffuser, color filters, and a protection bag, providing immediate versatility on purchase.
• 433MHz wireless triggering and 16 channels simplify basic off-camera setups without extra gear.
• Fast flash durations improve image clarity and freeze motion effectively.

Cons

• Not all camera models are fully compatible according to some users, so you may need to verify operation with your specific body before relying on advanced features.
• It lacks native TTL metering and some high-end conveniences that pros may expect from manufacturer-specific speedlites.

Specifications

Model	TT520II
Wireless	433MHz with RT transmitter, 16 channels
Flash duration	1/300s to 1/20000s
Flash modes	M, S1, S2
Output levels	8-step from 1/128 to full
Power options	Sync socket and quick charge port for external pack
Included accessories	RT transmitter, protection bag, mini stand, diffuser, color filters, manual

Our Verdict

The Godox TT520II is a solid value for enthusiasts and beginners who need a bright, manually capable flash with wireless triggering and useful accessories included. It is especially good for portrait and event work when TTL is not required, though buyers should confirm compatibility with their camera model before purchase.

Frequently Asked Questions

Does this flash include a transmitter?
Yes, the package includes an RT remote transmitter that operates with the flash over the 433MHz radio system.

Is TTL supported?
No, this unit is designed for manual use with M, S1 and S2 modes rather than camera TTL metering.

Can it be powered externally?
Yes, the flash has a quick charge port for use with an external power pack and a sync socket for wired connections.