usb eletric fan humidifying hydration water spray fan portable folding retractable fans desk lamp fans telescopic night light

specification: main material: aluminum abs plastic steel sheet (motor) pp material (fan blade) battery type: lithium battery 18650 battery capacity: 3.7v 7200mah product size: folded size: 7.75*7.75*3.64 inch, stretched size: 7.75*7.75*38.3 inch fan size: about 8 inch