Performance And Feature 1. Mhz Atomization Chip, Spray Pure Water Without White Powder Phenomenon. Atomizing Piece By Special Treatment, Corrosion Resistance, Acid-Proof, Alkali Resistance, Suitable for All Kinds of Ph Water. 2. Lightly Touching Switch Key Can Immediately Acquire Delightfully Fresh Air And Moisten The Space That You Wish. 3. Color-Changing LED Lights That Brights Up Your Environment And Have More Atmosphere. Appliance Type: Humidifiers Material: ABS,PP Power (W): 2 Voltage (V): 5 Input Voltage: AC100-240V Connector Type: USB Cord Length: 1m Water Tank Capacity (ml): 130 Application Area (sq.m.): 5-6 Noise (dB): <25 Working Temperature: -20-40 Deg.C Package weight: 0.266 kg Product size (L x W x H): 10.00 x 10.00 x 9.50 cm / 3.94 x 3.94 x 3.74 inches