3-Speed Compact, Portable, Handheld Folding Fan, Perfect for Sporting Events, Outdoor Use and Travel Dual Purpose: Portable travel fan you can hang around your neck or fold into a freestanding fan. Can be used indoors or outdoors. Great for home, office, travel, sporting events, and more! Choose From Three Speeds: High, Medium, Low. Detachable black lanyard included for hands-free operation. Easy to use: Simply push the On/Off button to change speeds and to turn the unit on or off. Can be used for up to 4 hours continuously. Battery Operated: Requires 4 AA batteries (not included). Note: This item is not water resistant. Material: ABS Plastic. Dimensions (Flat): 2.3" x 7.3" x 3.4" in.