Tenergy T-1199B Universal Ni-MH Battery Charger With Timer Control Recharges 1 to 4 pieces of AAA, AA, C and D Ni-MH batteries. Standard charge for 1 or 2pcs 9V cells Automatic charging current selection for different sizes of batteries Built-in IC timer control. Buy with confidence, your charger includes a 12-month warranty. Fast charging in the specified period with automatic switch to trickle charge. Buy with confidence, your charger includes a 12-month warranty.