Adjustable PV 30W 14 Inch Solar Powered Rooftop Air Exhausting Fan (SN2014006)

30W PV 14 Inch Solar Powered Rooftop Air Exhausting Fan  PV Adjustable(SN2014006)High Performance Series 30W-40WOptional Round or Square Housing capModel Selection:SN2014008 30W 14''-Round Housing CapSN2014006 30W 14''-Square Housing CapPower30W 19.5V solar DC powerSolar PanelPolycrystalline solar panel, 415x495x25mm adjustableBlades14 inch (368mm) Aluminum axial fan blades, 3 pcsMotorBrushless DC Motor, IP63 or IP68Top Shroud CoverSquare / RoundHost Size530x530x250mm, basing on solar panel lay flatHousingGalvanized steel with anti-rust, anti-UV powder coatingColorBlack /White /Brown /GreenInstallationRoof mounting, Asphalt shingle roof / S-tile roof / Metal roof…Working EfficiencyProvide attic ventilation up to 4400 square feet and cooling up to 2800 square feetOptional AdapterAC input: 100-240V, DC output: 18V 1A, to back up solar fan work nonstop even in sunless periodsOptional Battery12.8V,9.6AH,Lithium iron phosphate, to back up solar fan work nonstop even in sunless periodsOptional Thermostatto control solar fan work / stop at preset temperature,                      if 25 Celsius, on: 25ºC +/- 3ºC; off: 18ºC +/- 5ºC,                           if 28 Celsius, on: 28ºC +/- 3ºC; off: 21ºC +/- 5ºCOptional SwitchPower cord with switch to control solar fan work / stop flexibly at any time, include 2m cableOptional Fan GuardMetal fan guard to prevent flying objects to go inside / protect fan bladesPacking/loading1 set/1 cartons; 650x650x340mm, 0.148CBM; 216pcs/20'GP, 516pcs/40'HQSolar Powered Roof Ventilation FanA compact axial flow solar ventilation fan, taking advantage of natural free solar power, making high efficient ventilation by dc motor. As an energy-saving green ventilation solution for a healthy & comfortable environment!Installing such auto-running solar fan, it would pumps out interior stale, heat air to  improve the air circulation indoors, reduce moisture & harmful mildews, extend roofing lifespan, reduce the load on air-conditioner and HVAC system in Summer, and prevent ice-dam in Winter.  /* March 10, 2023 17:59:20 */!function(){function s(e,r){var a,o={};try{e&&e.split(",").forEach(function(e,t){e&&(a=e.match(/(.*?):(.*)$/))&&1