Description: 【Compact Size】: The DIY humidifier has a compact size of 32mmx19mm, making it suitable for small space and easy to carry around. 【Features】: This mini spray humidifier is designed to high fog volume, high atomization spray, large amount of atomization, 2 spray methods(continuous spray and intermittent spray). 【Material】: Made from PC Polycarbonate material, this spray module circuit board is built to last while ensuring safe use. 【Versatile Use】: Whether you need it for your home, office or travel purposes, this compact and powerful atomization disc is a nice choice for maintaining optimal humidity levels. 【Wide Application】: DIY self made, plant moisturizing, landscape atomization. Specification: Material: PC Polycarbonate 300MA 1.5W-2W 3x AA(Not Included) Continuous spray mode: Press the switch for the first time, the light will stay on, and the spray will continue. After 4 hours of spraying, it will automatically shut down to protect the machine. Intermittent spray mode: Press the switch for the second time, the light will flash and cycle in sequence, and it will automatically shut down after 12 hours of spraying for protection. Shut down: Press the switch for the third time to shut down. Size Chart: 32mmx19mm/1.26inchx0.75inch Package Includes: 1 Mini Humidifier Module 1pc Atomization Plate 1 Humidifying Rod 1 Bracket 1pc Battery Box(4 Pack) Note: Please allow slightly errors 1-2cm differences due to manual measurement.