Small table fan Windy with battery operation Windy is a practical and compact table fan which, thanks to the integrated rechargeable battery, does not require a power connection during operation and can therefore be used very flexibly. The table fan is equipped with a switch, which is used to activate and deactivate as well as to select the three speed levels. For charging the battery, for example at the USB socket of a laptop, a USB cable is included. - Power consumption: max. 4.5 W - Sound power level per stage: 28 / 32 / 36 dB(A) - max. air velocity: 3.5 m/s - Battery: Li-Ion 18650 3.7 V 800 mAh, charging time approx. 3.5 h, operating time at highest level approx. 1.5 h