Hybrid humidifier with a silent design, 8.5L/day humidification capacity, and a 4L tank. It has been stored at home since purchase, so the operation has not been confirmed. Returns are not accepted after opening the product. - Model: HD-5018 - Color: White (W) - Tank Capacity: 4L - Noise Level: Silent 13dB - Made in Japan - Features: Triple Humidification System Thank you for viewing.