I bet
they're 2800mAH, not 2800mA.
(
JimM,
Sun 2 Mar 2008, 19:05,
archived)
It's not just pedantry
A 2800mAH battery can supply a lot more than 2800mA - the number they write on batteries is a measure of their capacity, not their current.
(
JimM,
Sun 2 Mar 2008, 21:02,
archived)