Model: GT-2162 Product Name: USB Aromatherapy Humidifier Size: D70xH130MM Function: Aromatherapy, humidification, purification Battery life: 3-4 hours. Shape: cylindrical Capacity: 42ml Material: PP + ABS Voltage: DC5V 0.6A Fog mode: intermittent, continuous spray mode How to use: Connect car, power bank  Applicable to: suitable places: bedroom, study, office, living room, bathroom