Gp gprhppb42063 powerbank charger pb420 with 4 recyko pro aa gp gprhppb42063 p this pb420 charger from gp is ideal for charging 2 or 4 x aa aaa nimh batteries 1 battery per one channel the charger has an led indicator displaying when charging is in progress and comes with 4 x aa pro batteries p gp gprhppb42063 powerbank charger pb420 with 4 recyko pro aa