Features and specifications:1) Input: 220V (or 110V), 50/60Hz2) Output: a)150mA (AA/AAA), b) 10mA((9V)3) Offering:a) 2 flat America pinsb) 2 round Europe pins4) Charges 1 to 4 AA / AAA, or 1pc of 9V (6F22) Ni-MH or Ni-Cd rechargeable batteries5) LED indicates charging status6) Always plug-in for instant energy7) Over voltage protection8) Auto off after full charging

battery chargers