Product Description GENERAL SPECIFICATION In Sales Package: PRO1200SFC Line Interactive UPS, RJ11 cable, USB Cable,Quick Installation Guide Features: Built-in super fast charger, battery can be recharged to 90% of its capacity within 2-4 hours. Automatically regulating and smoothing the power supply from voltage fluctuations to better  prevent under-voltage brownouts and over-voltage power surges. Able to support a wide range of equipment. Wide Input Voltage. SMD technology to save space. Protection for short circuit and overload. Wide input frequency range and compatible with small generators. Both audible and LED indication for UPS status and alarm. Package Weight: 4650 gm Product Dimension: 287 mm x 150 mm x 142 mm Capacity: 1200 VA Input: 240 VAC Output: 50Hz or 60Hz ±1Hz Indication: AC Mode – Green Lighting Battery Mode – Yellow Lighting Charging Mode – Green Flashing every 2 seconds Overload – Red Flashing every 0.5 seconds Fault – Red Lighting Battery: 2 x 12V8.2AH Protection: Short Circuit, Overload, Discharge and Overcharge Protection Alarm: Low Battery – Sounding every second Battery Mode – Yellow Lighting Overload – Sounding every 0.5 seconds Battery Replacement Alarm – Sounding every 2 seconds Fault – Continuously Sounding OS Supported: Windows, IOS, Linux WARRANTY One Year Manufacturer's Warranty.