YFUSET ZGW-67 USB Humidifier Atomization Kit: Is This Tiny DIY Module Worth It in 2026?
A $9.99 DIY atomization module kit for makers, not a ready-to-use humidifier. You get four piezoelectric spray modules with driver boards that need custom assembly.
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Best For
How this humidifier scores for different use cases
USB-powered and compact, so it could integrate into a custom desktop humidifier build. However, it requires DIY assembly and has no tank or enclosure.
Extremely lightweight at 1.6 oz and USB-powered, which suits portability. But it requires a separate water container and DIY assembly to function as a humidifier.
This is a bare DIY atomization module, not a ready-to-use bedroom humidifier. It lacks a water tank, housing, and quiet operation features needed for overnight sleep use.
Completely unsuitable for nursery use. No enclosed housing, no BPA-free certification, and exposed electronics pose safety risks around infants.
No WiFi, no app control, no voice assistant support. The basic button-press interface offers no smart home integration capability.
A tiny 16mm atomizer disc with 1.5-2W power output cannot humidify any meaningful room area. This is designed for small-scale DIY projects only.
Our Verdict
This is not a humidifier. It is a DIY atomization module kit for makers and hobbyists.
You get four sets of driver boards and piezoelectric atomizer discs. Each one runs on 5V USB power at just 1.5-2 watts.
The 304 stainless steel disc uses 1,100 micro-holes to create a fine 4-5 micron mist. That is genuinely impressive engineering at this price.
Two spray modes give you options. Continuous mode runs for 4 hours. Intermittent mode cycles 10 seconds on and 5 seconds off for up to 12 hours.
You need soldering skills and a water container to make this work. The kit gives you components, not a finished product.
At $9.99 for four complete modules, the price is hard to beat for DIY projects. Incubators, terrariums, and science experiments are ideal uses.
Do not buy this expecting a plug-and-play humidifier. You will be disappointed without DIY building skills.
What We Like
- Costs only $9.99 for a 4-piece atomization kit with driver boards and spray modules
- USB 5V power draws just 1.5-2W, making it very energy efficient
- 304 stainless steel atomizer disc has 1,100 micro-holes for fine 4-5 micron mist
- Auto-shutdown activates after 4 hours in continuous mode and 12 hours in intermittent mode
- Solder pads let you bypass the switch or connect an external 5V power supply for custom builds
What Could Be Better
- No water tank included. You must build your own container to hold water
- No housing or enclosure. Exposed circuit boards need a DIY shell for safe operation
- No WiFi, app control, or voice assistant support for smart home use
- No aromatherapy tray, warm mist option, or humidity display
- Tiny 16mm atomizer disc produces very limited mist output compared to full-size humidifiers
Standout Features
Full Specifications
Energy & Power
| Wattage | 1.75 |
Physical & Dimensions
| Weight | 1.6 |
| Width | 0.2 |
| Depth | 0.2 |
| Height | 0.2 |
Frequently Asked Questions
Common questions about4PCS 5V USB Humidifier Atomization Disc Kit with Circuit Board and Spray Module Professional Atomization Module for DIY Home Experiments Incubators Experimental Equipment Compatible
Is this a ready-to-use humidifier?
No. This is a DIY atomization module kit. You get circuit boards and atomizer discs. You must supply your own water container, housing, and assembly.
What power source does this kit need?
It runs on 5V DC via USB. It draws 300mA and uses 1.5-2 watts. You can also solder wires directly for a non-USB 5V power supply.
How many atomizer modules come in the package?
You get 4 complete sets. Each set includes a driver board and an atomization disc with piezoelectric ceramic ring.
How long does it run before shutting off?
Continuous mode runs for 4 hours before auto-shutdown. Intermittent mode cycles spray on and off for up to 12 hours. You can also bypass the timer by soldering the contact pads.
What projects is this kit best suited for?
It works well for DIY humidifier builds, terrariums, incubators, science experiments, and small-scale misting projects. The compact 34.8x18.6x13mm board fits tight spaces.
Best For
How this humidifier scores for different use cases
USB-powered and compact, so it could integrate into a custom desktop humidifier build. However, it requires DIY assembly and has no tank or enclosure.
Extremely lightweight at 1.6 oz and USB-powered, which suits portability. But it requires a separate water container and DIY assembly to function as a humidifier.
This is a bare DIY atomization module, not a ready-to-use bedroom humidifier. It lacks a water tank, housing, and quiet operation features needed for overnight sleep use.
Completely unsuitable for nursery use. No enclosed housing, no BPA-free certification, and exposed electronics pose safety risks around infants.
No WiFi, no app control, no voice assistant support. The basic button-press interface offers no smart home integration capability.
A tiny 16mm atomizer disc with 1.5-2W power output cannot humidify any meaningful room area. This is designed for small-scale DIY projects only.
Scores
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