Capacity: 1200VA/720W Input Voltage: 230 VAC Acceptable Voltage Range: 90-280VAC Frequency: 50 Hz/60 Hz (Auto sensing) AC Voltage Regulation (Batt. Mode): 10% Efficiency (Peak): 82% Transfer Time: 20 ms typical Waveform (Batt. Mode): Simulated sine wave Battery Voltage: 12 VDC Floating Charge Voltage: 13.7 VDC ±2% Low Battery Alarm Voltage: 10.2Vdc ±2% Shutdown Voltage: 9.9Vdc ±2% Overcharge Protection: 15.0Vdc ±2% Protection: Overload, short circuit, and polarity reserve protection Dimension (D x W x H): 300 x 360 x 88 mm Net Weight: 4.6 kg Operating Environment: 0 to 90% Relative Humidity, 0°C to 40°C Storage Temperature: -15°C to 50°C Get reliable power conversion with the Mecer 1200VA, 720W, 12V DC-AC Inverter. Its LCD display provides comprehensive information, and the Inverter is designed for convenience and ease of use. Don't wait any longer - buy yours now and ensure uninterrupted power supply for your devices. Place your order today and enjoy the benefits of this high-quality inverter. *Battery not included Product label