Do you wish to jump a car with a deep-cycle battery, or do you wish to charge another battery using the deep-cycle battery?
When it is charging the screen reads: Battery Charging. When it is fully charged it reads: Battery Charged.
It could be a bad battery.
Till the battery is fully charged. -Could be 4-12 hours.
Laptops that's battery is fully charged does not weigh any more or less than one that's battery is not fully charged. If there is a difference, it would be so small you would not be able to tell.
A fully charged 12 volt automotive battery should have 12.68 volts.
how do you know the battery is charged? also it could be a loose battery wire. they need to be properly thighten so the energy could flow. if there are no lights theres no power coming from the battery.
where the battery bar is..it will be fully green
It could be a number of things. First check that the battery is fully charged.
12v
It varies by manufacturer and battery.
A fully charged 12 volt battery will read about 12.6 volts, or 2.1 volts per cell.
Phone off: Your phone will show a full battery and say "Fully Charged" Phone on: on the right top corner your battery will show a full battery and blink