Use professional and high-performance brushless motor to high speed and strong . The noise is less than 30db, which reduces interference to sleep and work. Using ABS+PP fireproof material to achieve beautiful appearance, comfortable touch and drop resistance.Wind Speed: 3.4-6.1m/s.Rotating Speed: 2150-3300 RPM.Tent fan is (6.57 X 10.74 X 6.57 inches) . Lightweight, easy to carry. Portable fan has a timer function and can only be operated using the remote control and support 3 timing function(1H, 2H, 4H). The effective distance of the remote control is 3 meters/10ft. Remote Control Powered by 2 Count AAA Alkaline Batteries(NOT INCLUDED).How to use: 1.Start/Stop Fan: Press the button within 1S and release, LOW SPEED(6 H/Ah )MID SPEED(4.5 H/Ah )HIGH SPEED(3 H/Ah )TURN OFF THE FAN 2. Start/Stop LED Light: Press the button within 1S and release, LOW BRIGHTNESS(100 )MID BRIGHTNESS(200 )HIGH BRIGHTNESS(300 )TURN OFF THE LIGHT.Colour:As shownMaterial:plastictype:APackage Contents:1 x Camping Fan set (without battery)( For )Only the above package content, other products are not included.Note: Light and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.