Which charger -LRB- mAh -RRB- is suitable for 3000 mAh mobile battery ? I have two chargers -LRB- 750 mAh and 850 mAh -RRB- , which is suitable for a 3000 mAh mobile battery ?
My phone 's battery is 2400 mah . What should be the input and output of the charger ?