Free Maintenance Type and 572mm*595mm*430mm(W*H*D) Size energy storage system

Buy offer Details

Greetings to you.
Is this batteriy suitable for household solar lighting off grid?
Are these available as 12V.? if not how can we use them to power 12V lights and other appliances?
what is the battery life ,? can it survive up to say 10 years?
if used for solar power bank, do you also supply invertor/charge controller ? if so how much?
What overall cost including shipping costs to Gaborone, Botswana for say 20 No. batteries.