If the current is too low, it may not be able to power the fan. Product type: Mini fan. Tank capacity :900mL.
Portable Mini Air Cooler Fan Humidifier USB Cooler Fan-Home Desktop Cooling Fan
Portable Air Cooler, Mini Air Cooler Fan with 5 Night Light, 4 Fan Speeds, 700ml Water Tank, Timer & Humidifier Function, USB Powered Personal Desktop Cooler for Home, Office, Bedroom
Portable Air Cooler, 3 in 1 Mini Air Cooler Fan with Water, 2 Fan Speeds & 2 Mist Modes, 500ml Water Tank, USB Type-C Powered Personal Desktop Cooler for Home, Office, Bedroom (White)
Riloer Mini Air Cooler Fan, Portable Air Cooler Fan, Beige/Pink/Green
