The humidifier is cup shape, handheld and portable. It is 420ml large capacity, work silent, multi-color night lamp, intelligent protection. There are two humidifier types of USB and USB with cell, the type of USB with cell supports use for outdoors. Features: Large capacity of 420ml water tank, no need to add water frequently. Two spraying modes, first-gear for large mist, second-gear for intermittent mist. Multi-color night lamp, creating comfortable atmosphere to accompany you. Silent, no disturb for work, life and sleep. Intelligent protection of automatically cutting off electricity after using 4 hours. Compact size, portable for home, office and outdoor use. Specifications: Material: ABS + PP + Silicone + Electronic components Type: USB, USB with cell (optional) Color: White, Pink (optional) Cell: 18650, 1200mAh Input Voltage: DC5V Working Current: 400MA Capy: 2W Water Tank Capacity: 420ML Spray Volume: 45-50ML/H Use Time: 3-4h Charge Time: about 3h Item Size: 147 * 111 * 86mm /