ups or invertors

[Saharika]

as electricity shortage is coming we want to buy either ups or invertors to run around 1-2 computer and some lights for around 3 hours.

so what will be better option
ups with battery...
or invertors...

where can we compare price and features of these product in india..websites..

which is best one for these product and what may be cost

thanks

 

[Nikhilcgnr]

always buy a ups for computer , only ups will give u pure sinwave output
buy an online ups

 

[Saharika]

always buy a ups for computer , only ups will give u pure sinwave output
buy an online ups

but i need to light up some tube light as well
may be one
other wise how can i be in room to use computer
so will that allow me to use light bulbs as well
ups

by the way i have noticed that it comes in kva ..what is optimum power of ups
suppose i want to use one computer for around 3 hours a day ..during power out ..with one light
so what power ups should i go for

any online website to compare price and know power specs

thanks