16 bay rechargeable AA, AAA batteries charger and 2 bay rechargeable 9V batteries charger with AC adapter. Suitable for any brand of AA, AAA (1.2v) 9V rechargeable batteries, can charge one battery at a time. Input: AC 100-240V AC 50/60Hz Output: NI-MH or NI-CD AA batteries(500±50mA) and AAA batteries (250±25mA) 16 PCS,9V Ni-MH Ni-CD Li-ion batteries 100±10mA 2 PCS 1 to 16 pcs AAA 800-1100mAh: Typically 1.5- 3 hours 1 to 16 pcs AA 1900-2800mAh: Typically 4 – 6 hours.can see the charging state on the LCD display Advanced MCU control and -?V function, over-heat and over-current protection short-circuit protection, non-rechargeable, and defective battery detection. What's in the box 1 x 16 Slot LCD Battery Charger with ACDC 10 Power Adapter 1 x Charging Cable