35 dB

[Powerful Battery Capacity] This rechargeable clip on fan comes along with a 10000mAh battery that even can last up to 24 hours when fully charged. It is convenient to use the battery operated fan so you’ll never have to fuss with wires or cords. [2 in 1 Fan] The portable fan combine clip on fan with desk fan. With a strong 3 inch clamp that allows them to attach to unusual places, such as the edge of a desk, the frame of a treadmill or even a nightstand for those who tend to get overheated. [Super Technology] This rechargeable fan is super quiet and able to blow out super strong airflow. The battery powered rechargeable fan is equipped with three 8-inch blades, which can swirl faster. With special technology, which is pretty quiet when working even at high speed whenever your baby is sleep or you are working.