Product Specifications : Brand: Ilogic Model: Blazer VA: 720va Wattage: 420w Voltage: 220 VAC Voltage Range: 162-270 VAC Frequency Range: 60 Hz Freq. Range (Batt. Mode): 60 Hz Voltage: 220 VAC Voltage Range: 140-290 VAC Frequency Range: 60 Hz AC Volt. Reg. (Batt. Mode): ± 10 % Range (Batt. Mode): 60 Hz ± 1 Hz Transfer Time Typical: 4-10 ms Waveform (Batt. Mode): Simulated Sine Wave Type & Number: 12 V / 7 Ah x 1 Typichal Recharge Time: 6 Hrs. up to 90 % Full protection: Overload / Discharge / Overcharge" AC Mode: Green Lighting Batt Mode: Green Flashing Fault: N/A Batt Mode: Sounding: 10 Secs Low Batt Sounding: every second Overload "Sounding every 5 sec" Fault Continuously Sounding Dimension DxWxH: 279x101x142" Net Weight (kgs): 4.2 Management "(Optional USB-RS232 Port) Windows 2000/2003/XP/ Vista/ 20008/Windows 7 Linux, Unix and MAC" Load Type "1xPC + 1x17"" LCD 1x Light bulb" Runtime 10-15 mins 1 MONTH OUTRIGHT ON BATTERY ONLY 3 MONTHS WARRANTY ON SUPPLIER