Colorful Violent Blower Mini Turbo Jet Fan Handheld Brushless Motor 110,000 Rpm Wind Speed 52M/S Industrial Duct Fan Features:pocket fan design, Compact in size, Easy to carry, With better utility and wider application scenarios.This fan is simple in design, Reasonable in structure, And powerful in performance, The peakwind speed is over 52m/s.Adopting 28.8mm diameter low voltage brushle high-speed motor, 8.4v working voltage, Silent and strong wind.Built-in 13 large-sized fan blades, Which are machined by high-precise cnc for high durability and efficiency.Unrivaled powerful airflow at 110,000rpm, One-button enhanced mode, Pre and hold to starts, Release button to stops.Built-in 2pcs 18650 power batteries (the capacity of a single battery is 2500mah), Long endurance, The highest grade can last up to about 15 minutes.Adopts 30a electronic speed control, Low heat generation, 150w maximum power, And strong performance.Adopts type-c interface, Supports pd fast recharging protocol, Energy saving design, And cost saving.Note:fan of high power, The temperature will rise after full speed long time running, Please pay attention to rest or downspeed. Medium speed is recommended for long-term operation.When charging and discharging, Please put it in a ventilated place, With no combustible materials around, If the wind speed is significantly reduced, Please recharge it in time.Its housing is 3d printed diy handmade, There are slight defects on the surface as a normal phenomenon.Specifications:name: jet fanmaterial: plasticsbattery: 2 * 18650 battery(included)motor: 28.8mm brushle motorrotation speed: 110000rpmpackage size: 150 * 100 * 30mm / 5.91 * 3.94 * 1.18inpackage weight: 290g / 10.23ouncepacking list:1 * jet fan1 * wind nozzle