Dual timer 4 high powered Ni MH cells included Suitable for use with both Ni Cd & Ni MH batteries A digital camera users dream 2000m Ah high capacity AA Ni MH batteries in a charger that has a dual timer control. Taking only 8 hours to fully charge up these high performance batteries will easily outperform even the longest lasting alkaline batteries in high drain applications. This charger can also charge Ni Cd batteries & will charge 2 or 4 AA & AAA batteries & 1 or 2 PP3 9V batteries.