Depends on what you are charging and the output of the charger. That is why an automatic charger is always best. No chance of overcharging the battery.
Charge it overnight and then it will be ready for bluetoothing or whatever next day.
Half An hour
Leaving it to charge for around 3 hours will guarantee a full 100% charge.
it should said in the notebook that came with it...
The rate you should charge depends on how long it takes to get all of the trees planted. You can multiply how much you expect to make per hour by how long it takes to get an estimate of how much you should charge for the job.
It should take roughly 1-3 hours to charge the batteries in a hoverboard.
about 5 hours
3 Hours For 3 Days
It shouldn't take long, you have to plug it into Itunes first and it should already have some charge at first!
3 Hours Every Day
5 hours
Until its fully charged, you idiot.