... ,230W,280W etcSize of solar panel: Any size as customizedPcs of solar panel per module: 2pcs,4pcs,6pcs ... Engineering specificationsInstallation Site: ground, Flat / Tilt roof, Tile roof, Vitreous tile, any suitable areaInstallation Angle: any degreeSnow Load: up ... / VerticalApplicable Module: Any brand of PV solar power panel moduleColor: Natural, Silver, Gray, or CustomizedFrame material: Hot ...