Amaron — Inverter battery backup related

Address:

vpo- Khareri, Bayana, Bharatpur

Battery backup is very bad, I have purchased Amaron battery 220AH with luminous inverter 1650v Last year July month. But battery discharge in 2-3 hours on load of 2 fan and LED bulb.same location I have another luminous 1250v inverter with luminous battery 150AH. But it gives backup up to 8-10 hours on same load. How possible plz solve issue as soon as. Visit my home.