What is the meaning of AH in battery?
AH in battery means ampere-hour. This is the unit used to determine the capacity at which that battery can maintain its power at which the electric flow can be in circuit. Get detailed information on http://www.allaboutcircuits.com/vol_1/chpt_11/3.html.
mAh (Milliamp Hours)A unit for measuring electric power over time. mAh is commonly used to describe the total amount of energy a battery can store at one time.Milliamps Hour is 1/1000th of a Amp Hour,so a 3000mAh = 3.0Ah (Amp Hour)
ampere-hour. An ampere-hour or amp-hour (symbol Ah, AHr, A·h, A h) is a unit of electric charge, with sub-units milliampere-hour (mAh) and milliampere second (mAs).