Thông tin sản phẩm Technology On line Double Conversion IGBT with Micro-controler Capacity 6KVA /4.2KW Battery 12V/ 7Ah x 20pcs Recharge time 7 Hours to 90% of full capacity after full load Discharge Power Input AC 176 V- 276V , 50/60 Hz +/-8% Power Outpu...