--- UPS650ME 650VA/360W Front Panel: LED indicators AVR: 3 steps of AVR, CPU controlled Input voltage range: 145~290Vac±5Vac Input frequency range: 50Hz / 60Hz (Auto sensing) Output voltage range: 200~255Vac Output frequency (DC mode): 50±0.5Hz / 60±0.5Hz Wave form: PWM (DC Mode) Transfer time: Typical 2~6ms, Max.10ms. 2 Shuko Sockets Battery: 1 pc*12V7Ah Charging period: 4~6 hours recover to 90% capacity PROTECTION: 1. Battery low voltage protection 2. Overload protection 3. Short circuit protection FUNCTION: 1. Auto re-starts when AC recovers 2. Silence setup 3. Automatic charging (offline charging) Unit dimension (mm): 305*85*140mm Net weight (kg): 4.6kg