Desktop and wall use Equipped with sturdy metal hooks for easy desktop or wall mounting, enabling versatile installation in multiple spaces. Extended air duct design Extended air duct assists in directing airflow for faster circulation and more efficient cooling. inclination turbine Turbostyle turbine delivers stronger airflow over a larger area, suitable for wide rooms or vehicle cabins. For seasonal use: in summer, pair with air conditioners to quickly lower indoor temperature and save energy; in winter, use with electric heaters to improve heat distribution and comfort. 4000mAh rechargeable battery Builtin capacity battery for cordless operation. Full charging time: about 12 hours (speed 1), 8 hours (speed 2), 2 hours (speed 3). USBC fast charging in about 3 hours (cable included). Battery life in use: about 15 hours at speed 1, 10 hours at speed 2, 3 hours at speed 3. 3 speeds and 90degree swivel Three speed settings plus a 90degree swivel for airflow. Silent operation and compact size make it suitable for a table or wall mount. Builtin 4000mAh battery provides longlasting cooling performance. Use scenarios desk cooling: place on a desk or mount on a wall to keep your workspace comfortable without plugging in a cords burden. Living spaces: use in a bedroom or living room for quiet, energyefficient cooling with flexible placement options. Small vehicles or cabins: portable airflow enhancement for cars, caravans, or small rooms where traditional fans are impractical.