1.Desk and Wall Mount Use:It is provided with viscose metal hooks, which can be used for wall hanging without drilling holes, meeting the requirements of multiple scenarios. 2.Gather Air Duct Design:The extend air duct is conducive to air accumulation, further faster air circulation.The fan has 3 speeds & a 90 degree pivoting head.This quiet fan Is compact enough for on a table or wall mount and 4000mAh built-in battery powerful enough to help provide comfortable cooling.Battery life: about 15 hours for 1st gear, 10 hours for 2nd gear, 3 hours for 3rd fan 3.High Inclination Turbine Blade: The turbo force power air circulator fan creates more powerful air movement in a range at your home or workplace, It is the for . In summer, using this small fan with air conditioners, can quickly lower the indoor temperature and save energy. In winter, using air circulator fan with electric heaters, warm the room better and faster without consuming oxygen. 4.4000mAh Rechargeable Battery