Warnings:

1)- Matrix series batteries have acid in the case and are fully charged before
leaving factory. Do not attempt to dismantle the battery, if accidental skin/eye
contact is made with electrolyte, seek medical advice immediately. 
2)- Do not use a new battery with an old one. 
3)- Do not use the battery in sealed container. 
4)- Each battery should have detailed record including the ex-factory date,
installing date and using record. 
5)- Check the connection of wire in a fixed interval (once a year). If there is
any looseness should tighten the wire. 
6)- Wipe the surface of the battery with soft cloth in a fixed interval (once
three months) and always keep the battery clean. 
7)- Avoid using any kind of organic solvents for cleaning the surface of the
battery.