VARTA Battery Charger, NiMH, 2.8V, 900mA

Direct plug-in charger with 4x Ready To Use NiMH cells AA, 2100 mAh. LED backlit blue LCD display: charging level, 9V and USB indication. Charges 2 or 4 cells, sizes AAA/AA or 1 x 9V. Additional USB out port. Safety features: Minus Delta V cut-off, safety timer, short circuit protection, alkaline detection.