Its now 1600 hrs and my battery is still showing 5 green lights, how do I check its exporting power to house .
Baterry does not appear to be exporting to house
Login to your givenergy portal and look at the dashboard.
Is it set to Eco
Have you got the phone app? What does that show?
What do the LEDs on the inverter show. They should be moving to indicate energy flow
It helps people on here to understand your issue and help if you define what equipment you have:-
Battery
Inverter
Tariff - as smart tariff could be controlling the inverter
Ged05 if you have solar panels its quite likely your panels are still supplying all the power needs of your home at 4pm.
Here's the graph of battery level (SoC) for my two batteries for the last day, I trickle charge them during the day to reduce clipping, but as you can see the batteries remained full until about 6pm when house load rose above solar generation:

Thanks Geoffreycoan, exactly what is happening with me and my two batteries .. solar panels supplying enough power during sunny days then in evening , cooking etc is when batteries start to be used more and kick in ..