The utility model discloses a fog spraying device with a storage battery driving an alternating current fan. The fog spraying device with the storage battery driving the alternating current fan comprises the storage battery, an inverter and a fog spraying device which are electrically connected sequentially; the inverter supplies electricity for the fog spraying device after converting direct current provided by the storage battery into alternating current. The fog spraying device with the storage battery driving the alternating current fan has the advantages of overcoming disadvantages that, in the prior art, the environmental friendliness is poor, the costs are high, the size is large and the like and achieving the good environmental friendliness, the low costs and the small size.