Complete humidification solution for small spaces. This kit includes 4 modules, 4 atomizers, 4 brackets, and 4 cotton swabs, delivering versatile humidity control across different environments. Quick, effortless startup: Mists start automatically when connected to a DC 5V power supply; no switches to operate and no manual misting required. Lightweight and robust: Each unit weighs about 4 g and is built from lightweight, durable materials to provide steady moisture without adding bulk. Modular design for even coverage: Four independently operable atomizers with brackets allow flexible placement for uniform humidity. Broad compatibility: Compatible with standard 5V DC power sources, including USB adapters and portable power banks. Use cases: Photography and video studios: helps protect finishes, adhesives, and props by maintaining stable humidity. Electronics, museums, and labs: gentle humidity control for sensitive components, displays, or specimens. Small plant enclosures or terrariums: maintains a stable microclimate for tropical or moistureloving species.