This 5v USB Mini Humidifier
- Product name: Humidifier driver board
- Color: Green
- Voltage: DV 5V
- Current: 300mA
- Power: 2W
- Frequency: 110KHz
- Steel sheet diameter: About 18.5 mm
- Silicone ring outer diameter: About 20 mm
- Wire length: About 8 cm
- Size: approx. 35 *20*18.5
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