Features: BATTERY-OPERATED PORTABLE FAN. You can cool off when you’re at home, work or camping. Its compact size ensures minimald it includes a handy built-in handle for effortless storage and transport. The device features a patented fan blade design that prolongs battery life and enhances airflow. 2-SPEED OPERATION. Equipped with a robust 10-inch blade, this fan provides both high and low speed options to suit your preferences. Both settings provide cool air while minimizing noise to avoid distractions. Alkaline Battery Specifications: 6-D batteries. SIMPLE TO OPERATE. Place the fan with the face down, slide out the battery cover, insert the batteries according to the (+/-) indicators, and then reattach the cover. Adjust the slide switch on the side of the fan to your desired setting. For AC power operation (120-240 VAC, 50-60 Hz), only use the included adapter. DUAL POWER SOURCES. For your convenience, the fan operates on six D-cell batteries (not included) or can be connected with the included AC adapter. Plugging the adapter into the fan disconnects the batteries from the circuit. Adapter is included but not shown in the photo.