Description: This wall charger charges 2pcs or 4pcs AA/AAA batteries. Usually 2pcs AA batteries, or 2pcs/4pcs AAA batteries take 4 hours to charge to full, and 4pcs AA batteries take 8 hours. AA and AAA batteries can be mixed in one side of its charging slot to charge Features: Charges 2 pcs or 4 pcs AA or AAA batteries. Could charge 4pcs AA and 4pcs AAA batteries together. Not charges single AA or AAA battery, but charges single 9V battery, and could mix 1 AA and 1 AAA battery to charge. Make sure to set 2 batteries in the same side of the charging slot. When charging only one indicator light red, charging time according to the battery capacity. With charging time / voltage / overcharge / short-circuit / low leakage of electricity / wrong battery set protections. With trickle-charge and pulse current charge technique. Suitable to be used all over the world Specs: 4 Slots for AA battery, 4 slots for AAA battery, 2 slots for 9V battery AC IN 100V~240V 50-60Hz DC OUT: 2.4V 150mA AA / 2.4V 80mA AAA / 9.0V 21mA 9V Plug type: round pin EU Dimension: app.11x6.2x7.5cm/4.3x2.4x2.9'' Color: As the pictures shown Quantity:1 Pc