
Originally Posted by
scooby
in theory theres no difference as far as power goes,but as with all optimates,it monitors the batteries condition and varies the amount of amps it puts into the battery, i'm assuming this is what helps keeps the battery healthy,if it's just connected to another 12v source,all that does is keep it at the same level as the donor(and vice versa if the donor battery fails,then so will your bike battery eventually) battery,think of it like 2 glasses of water connected together with a straw at the bottom,they will always balance each other until theres not enough water to do so (was the only analogy of could think of...) but nothing else.