ZHIYUN pushes the boundaries of technological structure and lighting performance, bringing the 40W pocket fill light to creators who are weary of cumbersome equipment and seek for more efficient workflow. M40 responds to your calls for simplicity, reifying innovation and utility in its compact body.

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•40W high power in a pocket size
•Color temperature ranging from 2700-6500k, CRI reaches 95+
•Smart & advanced cooling system
•Precise parameter control via the wheels
•Versatile extension (can be mounted on difference devices and applied in various scenarios)
•Fast & easy charging (50W PD fast charging)

Right In One Hand

M40 is palm-sized with the weight of only 320g or 0.71lb and fits perfectly in pockets.

Wide Color Temperature & Excellent Color Rendition

176 LED chips bring an incredible illuminance that rivals the key light provided by bigger equipment. Both cool and warm colors enable the max power output at 40W with no strobes.
Color Range: 2700-6200k

Dual Wheels for Accurate Dimming
Precise dimming of color temperature and brightness are available via two separate wheels, giving you smooth control at fingertips.
360° Rotational Stand
The rotational stand of M40 extends possibilities for various occasions, while two 1/4" screw holes allow the M40 to be mounted on a tripod or light stand, offering a fast lighting setup than ever.

Variable-Frequency CoolingVia Algorithm Control

M40 adopts the DynaVort Cooling System™ that consists of gyroscope modeling heat sink, FOC fans, and attitude-control algorithm to prevent overheating. The DynaVort technology that applies the fluid dynamics, raises the cooling efficiency by substantially enhancing the airflow emissions through intelligent control.

Simplified Setup for Quality Shots

M40 is handy yet powerful enough to seamlessly fit in various lighting scenarios, enabling you to reach full potential with the professional lighting effect.

Adaptive Charging Technology

With 4 LED indicator lights that display battery level and two 18650 batteries built in, M40 supports PD fast charge protocol that allows a real-time charging. Non-stop work at 10W can last for 1h 37min.


1/4 Threaded Hole
Battery Capacity
Built-in li-ion battery 6S/2600MAH
Maximum Power Output
Color Temperature Range
Dimming Range
4300K/100% Brightness Illuminance
1050lux1 meter
4300K/100% Brightness Illuminance
4400lux0.5 meters
CRI Index4300K/100% Brightness Illuminance
14000lux0.3 meters
LED Chip
176__88 PCS(cool light chips)+88 PCS(warm light chips)
Charging Time
1H50min12V/1.12A 13W, supports a maximum of 15W fast charging
Operation Temperature
Product Size
Net Weight

What's in the Box



USB Type-C Charging Cable


Quick Start Guide



2. Can it be used while charging?

Yes, when powered off or in operation, a maximum of 15W is supported for charging the battery.

3. How long is the battery life?

29 min at Max Power 40W.