BZZBZZ Mini Air Cooler - Portable 7-color LED 3 Fan Speeds

Coolness required for the air cooler: 3 selectable air speeds, 3 operating modes, double water tank with 4 liters of water. Technical data: Operating Modes: Normal, Night, Natural Suggest: 1. Before freezing the ice crystal box, please unscrew the cap of the ice crystal box. There are gel particles in the ice crystal box, then add water. When the water is 90% full, let it sit for about 30 minutes. After the gel has dissolved, tighten the cap tightly. Then put in the refrigerator to freeze. 2. Put the ice crystals in the freezer compartment of the refrigerator until the ice crystals are completely frozen. 3. Pull the water tank out of the fuselage 1/3, and then put the frozen ice crystal box into the water tank. 4. The machine is equipped with two ice crystals, which can ensure continuous use. pack: air cooler