about Sunvision Light towerLight towers as the initial product of Sunvision since 2007, Both Generator set light tower and Solar light towers. And also there is some extension product to CCTV trailer, And GSM trailer. The main market is North America and Oceania.The solar light tower adoptsModel:VS400-ASpecificationProduct NameSolar Light TowerUsage:Outdoor LightingBrandSUNVISIONFeaturesRun TimeContinuous discharge time of 28 hours when fully chargedTime proportion of charge and discharge1:2Wind Rating Speed100kphProtection LevelIP65Dimension and WeightSize (not include mast)4020*1775*2150mmWeight1380KGS20' container can be fit3 setsSolar Panel and BatterySolar Panel300W*4 monocrystalline siliconBattery150AH*8 free maintenanceLamp and MastLampLED outdoor lamp with BridgeluxPower of Lamp100W*4Mast Height7.5 metersTrailerAxleSingleTireMaxxis A/T R15DrawbarA-type drawbar with grating plateBrake SystemBump brake (pintle ring hitch/50mm ball hitch) & brake disc assembly & wheel chockShock AbsorberDouble eye leaf springTail LampADR StandardOutrigger7000LBS jack and high strength square tubeFire ExtinguisherHave SAI/EN3/CE CertificationElectrical PartsSolar ControllerMPPT 150V 30ABreaker,Relay,Switch,PV Cable and Connector etc.All electrical parts have UL CertificationOtherPackingPlywood Case/Wooden Case/EPE FoamPrice (EXW)Warranty3 years or 7500 hours whichever comes first