ตัวระบบสามารถทำงานได้แม้ในยามไม่มีไฟฟ้า และสามารถทำงานตามปกติเมื่อมีกระแสไฟฟ้า Must have solution high quality assurance for five several years when in guarantee conditions Need to have a brand new inverter straight away Work on Saturdays, Sundays and public holidays in complete in its place of regular work days Mainly because of the reported date No must buy https://bluetechsolarcell.com/solar-rooftop-%e0%b8%82%e0%b8%ad%e0%b8%99%e0%b9%81%e0%b8%81%e0%b9%88%e0%b8%99/