MUST usb ups 500-1500va for laptop best selling with full avr pwm inverter 7ah min battery

• Place of Origin:Guangdong, China
• Brand Name:Must Santakups Oem
• Model Number:EW 2110 500va - 1500va
• Phase:Single Phase
• Protection:input protection, battery protection and output protection
• Weight:5-11kg
• Output Voltage:110V/220V tolerance 10% or 5%(on half load)
• Type:Line Interactive
• Application:pc, home use, office supply and small work-station
• inverter:PWM pulse width modification tech
• ac voltage regulation:full avr 3-stage boost-buck
• ac input voltage range:145-290vac
• output voltage:220v with 10% tolerance
• transfer time:2-6ms typical,10ms max
• front panel:LCD display
• outupt power factor:0.6
• inverter efficiency:0.7
• battery protection:over-charge,over-discharge/battery low
• input protection:over-voltage,under-voltage,surge voltage suppression

 usb ups 500-1500va for lantop best selling with full avr pwm inverter 7ah min battery

Main Features: 
CPU control and PWM invertion tech;

Full ac voltage regulation 3-stage voltage boost/buck;

wide input voltage range 145v-290v from powerful avr function,

avoids frequent transferring to battery-mode and extends battery service time;

Full avr and wide input voltage range design solve Ac brownout problem better.

Full Ac input protection, battery protection and ups ouput protection;

Office surge voltage suppression RJ11/RJ45 port;

automatic self-start and battery self-charge design;

7Ah minimum battery provides longer backup time upon ac blackout;

USB+ shut-down software Winpower for convenient communication and power management.

usb ups line interactive topology specification:

LCD + USB pc ups home ups specification:

LED + USB ups specification