Dual power supply mode - The fly fan for table can be powered by USB cable (included) or 2 AA batteries (not included). With the USB cable, it can be connected to any USB power source such as a power bank or laptop. The USB cable cannot be used for charging batteries. Super low power consumption fly fan. Holographic blades with reflective pattern. The holographic pattern on the fan blades refracts light while spinning, creating an effect that discourages flies. This light disruption is perceived as a threat, causing flies to avoid the area. Ideal gift for friends and family. This fly fan provides a quiet and clean dining experience outdoors. Simply turn on the fan and enjoy a peaceful meal. Gentle SOFT-STOP flexible blades. Soft-touch blades are designed to stop immediately upon contact with any object or hands, helping to prevent injury. Portable design with a rope handle included, making it easy to carry. Suitable for use during grilling, picnics, BBQs, pool parties, or outdoor gatherings on decks, porches, or patios.