Powered by a built in 900mAh battery, this rechargeable fan uses a universals Type C interface, compatible with phone charging cables for outdoor recharging and stable extended use Equipped with a high speed motor, this fan offers 3 adjustable wind speeds, to provide quickly temperature reduction, effectively relieving stuffiness in hot weather Crafted from ABS shell, with a ventilated grille design, ensuring even heat dissipation, impacts resistance, and long lasting durability This clip fan fits easily on waistbands, suitable for various settings, including outdoor farming, construction work, hiking, camping, commuting, shopping, or classroom use This clip on fan features an light ABS body with a built in back clip for waist attachment and a lanyard for neck hangs, allowing easily use during outdoor work, commuting, or travel without feeling heavy