General description The Mini USB Air Humidifier is a portable and efficient solution for improving air quality in your home, office, or during travel. It features an auto shut-off function for safety and a colorful night light to enhance your environment. With a compact design, it is perfect for small spaces such as bedrooms and offices up to 30 square meters. Technical specifications Input voltage: DC 5V/1A Rated power: 2W Product dimensions: 78 × 78 × 119 mm Product weight: 106 g Water tank capacity: 300 ml Amount of spray: 30-45 ml/h Noise level: Under 30 dB Installation Step 1: Open the lid Step 2: Add water to the water tank Step 3: Plug in the power supply Step 4: Click the button to operate Usage Click the button to start continuous spray. Click again to switch to intermittent spray mode (3 seconds on, 3 seconds off). Press and hold the button for 3 seconds to activate the night light warm light mode. Press and hold again for 3 seconds to start the 7-color gradual change mode.