i am thinking of getting a inverter in my house as a lot of power cut procedures has started in my city. Today, i want to few shops for buying inverters from where I selected these: 1. Genus 800 VA sine wave home ups 2. luminous 800 VA i want to know which of these i should buy, if requirements are to run a computer ( a must) , a tv with tatasky (a must), 2 fans (atleast), 4 cfls(lights). i want to use these in place of my ups of my computer. one more question 800 VA will provide power to these. my comp smps = 400 watt (written) lg 700e 17" monitor (crt) a sound system (50watts-60watts) i want the inverter to provide power to my computer in case i don't use ups. i need really quick help.