mini ventilator 1)USB or AA battery power supply 2)Mini size,portable,gorgeous pedestal style ... cartonBox size145×115×208 mmProduct weight0.185 kgsCable length1.2MBattery4 AA batteries operation available Features:1.2300RPM speed,96mm blade diameter, new ... quiet. 2.5V USB(cable length:1.2m) or 4 AA batteries power supply, plastic shell, special mesh enclosure design, all has ...