- Quiet and 3 speed adjustable: built-in brushless motor with a 7-blade design to generate strong wind. Three speed settings Low, Medium, High with an easy-touch button interface, allowing you to choose a gentle breeze or powerful airflow for your perfect cooling experience. - Long-lasting cooling time: 3000mAh efficient lithium battery provides 3-8 hours of continuous use on a single charge, and it only takes 1.5 hours to fully charge. Enjoy extended cooling comfort without frequent recharging. - Digital display and power reminder: high-definition digital display shows the current wind speed and remaining battery power, so you can monitor power level and plan charging in advance to ensure a cool companion on every trip. - Portable and versatile: includes an anti-lost lanyard for easy carrying. Hold it in your hand, hang it on a bag, or place it on a table. Compact size 16.5 x 6.7 x 4.5 cm (6.5 x 2.6 x 1.7 inches), weight 115 g (0.25 lb). The small size design is convenient for travel.