UPS (uninterruptible power supply)

1)  Power: 500VA/250W
2)  LED display
3)  Line Interactive
4)  CPU control
5)  Input Voltage Range: 175Vac-265Vac±3%
6)  Normal Input Voltage: 220
7)  Input Frequency: 50/60 Hz±5%
8)  Max input current:2.5A
9) Nominal Output Volatge: 220/230/240Vac(110/120Vac Optional)
10) Max Output Current: 2.27A
11) Output Voltage Range(Normal Mode): 175Vac-265Vac±3%
12) Output Voltage Range(Battery Mode): 220/230/240Vac±10%(110/120Vac Optional, Step Wave)
13) Output Frequency (Normal Node) : Synchronized ( Sine Wave)
14) Output Frequency (Battery Node) : 50/60Hz±0.5%
15) Overload Capacity: 110-120% (60 seconds )
16) Wave Form: Step Wave
17) Power Factor: 0.5
18) Efficiency: >80%
19) Transfer Time : <10ms
20) Battery Type: Maintenance-free Sealed Lead-Acid Battery, Leakproof
21) Included Battery Modules: 1x12Vdc/5.0Ah
22) Battery Runtime: Full Load; 3 Minutes, Half Load; 10 Minutes
23) Charge Time: <12 Hours (90%)
24) LED Status Display: Normal,Fault,Battery,Charge,Overload,load,Battery Capacity
25) Audible Alarm: AC Unusual/Battery Low Voltage/Overload/Short Circuit/PCB Failed, Beep for 60 Seconds
26) Interface Port(s): N/A
27) Control Software: N/A
28) Cold-start Capability
29) Surge Protection and Filtering: High Voltage, Low Voltage, Surge, Spike.
30) Over Load Protection
31) Battery Low Voltage Protection
32) Output Short Circuit Protection
33) EMI Filter
34) Tel/fax/Modem Jack
35) Regulatory Approvals: CE

36) Operating Temperature: 0-40°C
37) Storage Temperature: -15-45°C
38) Physical Size: 220mm X 98mm X 220mm, Net Weight: 4.6 Kgs