(with 3 dolls) cheering duck [1 song] automatic stair climbing(（配3只公仔）加油鸭【1首歌】自动爬楼梯) (with 6 dolls) cheering duck [1 song] automatic stair climbing(（配6只公仔）加油鸭【1首歌】自动爬楼梯) (with 9 dolls) cheering duck [1 song] automatic stair climbing(（配9只公仔）加油鸭【1首歌】自动爬楼梯) (with 12 dolls) cheering duck [1 song] automatic stair climbing(（配12只公仔）加油鸭【1首歌】自动爬楼梯) (with 3 dolls) cheering duck [12 songs] automatic stair climbing(（配3只公仔）加油鸭【12首歌】自动爬楼梯) (with 6 dolls) cheering duck [12 songs] automatic stair climbing(（配6只公仔）加油鸭【12首歌】自动爬楼梯) (with 9 dolls) cheering duck [12 songs] automatic stair climbing(（配9只公仔）加油鸭【12首歌】自动爬楼梯) (with 12 dolls) cheering duck [12 songs] automatic stair climbing(（配12只公仔）加油鸭【12首歌】自动爬楼梯)

without battery(不带电池) battery version [with ordinary battery]](电池版【配普通电池】) equipped with rechargeable battery + charger(配充电电池＋充电器)