FEATURES- 850 VA 425 Watts Backup UPS
       If you're looking for the most complete, technologically advanced 
        power protection unit, the Ultra 850VA is exactly what you need. 
        The Ultra 850VA is an absolute must for anyone running small 
        servers, workstations and powerful PCs. And we're so confident that 
        the Ultra 850VA offers the best power protection in the world that 
        this unit carries a $125,000 guarantee against damage to your 
        connected equipment while the 850 VA is in use! You simply cannot 
        afford to cut corners when it comes to safeguarding your valuable 
        equipment, and the Ultra 850VA delivers the most comprehensive 
        protection for computer, peripherals and data files at a remarkably 
        low price. 
       The Ultra 850VA offers an incredible array of features and benefits 
        including line interactive design, USB communication port, alarms 
        for battery backup, low battery and overload, energy saving 
        function (UPS green mode), automatic charging when UPS is off and 
        much more. This outstanding unit protects up to four devices 
        simultaneously and is fully digitized microprocessor controlled. 
       For the ultimate protection at a minimal cost - choose the Ultra 
        850VA power protection unit. 
     
  -- SPECIFICATIONs ----------------------------------
GENERAL    - VA/Watts                : 850 VA/425 Watts
             Backup Time             : 16-20 minutes (a PC with 15" CRT)
                                       36-40 minutes (a PC with 15" LCD)
OUTPUT     - Receptacles             : (3) UPS outlets
                                       (3) Surge outlets
             Voltage (Battery)       : Simulated sine wave at 120V +/- 5% 
             Frequency (Battery)     : 50 or 60Hz +/- 0.3Hz 
             Transfer Time           : 2-4 milliseconds, including 
                                         detection time.
INPUT      - Voltage (Single Phase)  : 120V +15%/-20% at line input 
             Frequency               : 50 or 60 Hz +/- 10% (auto sensing)
PROTECTION - Unit Input              : Circuit breaker for overload & short 
                                         circuit protection.
             Overload Protection     : AC Mode- If load exceeds 110% of 
                                         nominal, Buzzer beeps 
                                         continuously.
             Backup Mode             : If load exceeds 110% of nominal for 
                                         1 second, UPS shuts down 
                                         automatically. 
             Short Circuit           : UPS output shuts off immediately 
             Surge Protection        : 1520 Joules, 2ms 
BATTERY    - Type                    : Sealed, maintenance-free lead acid  
                                         battery, with 3-6 years typical 
                                         lifetime.
             Typical Recharge Time   : 4 hours (to 90% of full capacity)
             Protection              : Automatic self-test, Over discharge
                                         protection, short circuit 
                                         protection by fuse.
INTERFACE  - USB                     : Battery low detecting, UPS on/off 
                                         scheduling AC input/output power 
                                         status display.
ALARM      - Battery Back-up         : Slow beeping sound every 4 seconds
             Battery Low             : Rapid beeping sound every second
             Abnormal Charge         : AC Mode: Rapid beeping sound every 
                                         0.5 second.
             Overload                : Continuous beeping sound
ENVIRONMENT- Ambient Operation       : 3,500 meters max, elevation. 0-95%
                                         humidity non-condensing, 0-40 deg.
             Audible Noise           : <40dBA (1 meter from surface)
             Storage Condition       : 15,000 meter max. elevation

425w Universal Power Supply. 850 VA