Last Updated 2 weeks ago
The Godox KNOWLED M600Bi Pro is a high-output bi-color LED COB light designed for professional film, television, and commercial production. It is part of Godox’s KNOWLED M-series and is built as a durable, weather-resistant workhorse for both studio and location use.
The M600Bi Pro is commonly used as a key light, punch source, or daylight/tungsten-balanced replacement for mid-power HMIs and tungsten fixtures on modern sets.
| Specification | Details |
|---|---|
| Model | M600Bi Pro |
| Power Supply | 100–240V~, 50/60Hz |
| Controller Input Power | 650 W |
| CCT Range | 2800K – 6500K |
| Brightness Range | 0% – 100% |
| Dimming Curves | Linear, S-curve, Exponential, Logarithmic |
| FX Modes | 11 |
| Average CRI | ≥97 |
| Average TLCI | ≥98 |
| Protection Grade (Light / Controller) | IP54 |
| Control Methods | DMX512 (RDM), LumenRadio CRMX, Ethernet (Art-Net & sACN), Bluetooth App, Remote Controller* |
| Bluetooth Control Distance | ≈ 30 m |
| USB-A Port | Firmware upgrade / 5V ⎓ 1.5A power output |
| Operating Temperature | −20°C to 45°C |
*Remote controller sold separately.
Physical Specifications
| Component | Details |
|---|---|
| Light Body Dimensions* | ≈ 6.85 × 11.73 × 6.97 in |
| Controller Dimensions* | ≈ 7.44 × 6.54 × 13.15 in |
| Light Body Weight* | ≈ 4.6 kg |
| Controller Weight* | ≈ 5.5 kg |
Fixture Overview
The M600Bi Pro is a single-emitter LED COB fixture with a bi-color engine, allowing seamless adjustment between tungsten and daylight color temperatures. Unlike RGB fixtures, it prioritizes output, efficiency, and simplicity over color effects.
The “Pro” designation indicates upgraded build quality, weather resistance, and professional control support compared to earlier M-series fixtures.
Key Characteristics
High-output bi-color LED COB light
Wide CCT range for tungsten–daylight workflows
Point-source beam compatible with professional modifiers
Weather-resistant construction
Designed for studio and location production
The M600Bi Pro is built to be a reliable, everyday key or punch light rather than a specialty color fixture.
Light Quality and Output
The M600Bi Pro produces a hard, directional beam typical of COB lights. With the appropriate modifier, it can be used as a soft key, bounced source, or focused beam through Fresnels and projection optics.
Output is strong enough for interior keys, lighting through windows, and controlled exterior work, making it a practical LED alternative to 1.2K–1.8K HMIs and mid-range tungsten units.
Beam quality and softness are defined almost entirely by the modifier used.
Color and Control
The bi-color LED engine allows continuous adjustment across the tungsten-to-daylight range, making the M600Bi Pro easy to integrate into mixed lighting environments.
Control is designed for professional workflows and includes onboard control, DMX support, and wireless options compatible with console-driven sets and rental-house packages. The focus is on reliability and repeatability rather than app-centric effects.
Power and Electrical Workflow
The M600Bi Pro balances strong output with manageable power requirements, making it suitable for studio circuits, location power, and generators without the complexity of larger cinema-scale fixtures.
This makes it a practical upgrade from smaller COBs when more punch is needed without stepping into heavy infrastructure territory.
Environmental Use
With weather-resistant construction, the M600Bi Pro is designed for real production conditions, including exterior shoots and long shooting days. It can be used in light rain, dust, and temperature extremes without special protection.
This makes it a strong LED replacement for traditional HMIs in many exterior and mixed-environment scenarios.
Typical Use Cases
Key light for interiors
Lighting through windows
Bounce lighting
Controlled exterior and night shoots
Commercial and narrative production
The M600Bi Pro is often chosen as a dependable “workhorse” light that crews can rely on day after day.
Where It Fits in the Market
The Godox KNOWLED M600Bi Pro occupies the mid-to-high output bi-color LED COB segment. It sits above entry-level bi-color COBs and below ultra high-output RGB or stage-scale fixtures.
It is most commonly used in:
Narrative film and television
Commercial production
Studio and location shoots
Rental-house mid-range LED packages