... high efficiency 2 long service life 3 high stability 4 variable pitch Power3KWpictures FOB QINGDAO PRICEUSD 2500-3000Blades diameter 5.0 mRated ... diameter133mmSuggested batteries and it’s capacity12V100AH 18pcsCan supply power forelectric fan,ice box,washer,waterpump,TV,lighting,charger,air conditionCYFD2.6 ...