Special properties

 - lade size 16
 - Perfect motor with Metal Bearing system ; reducing depreciation of motor and extending useful life
 - 4 blades can get natural smoothly wind all around
 - 3 speed of high, medium and low, moving around Left - Right 4 steps Up - Down 5 steps
 - Save power
 - 2 Colors ; Dark Grey (H7) and Brown (BR6)