I have purchase 3 year ago multi function printer hp lase jet m 1005 mfp. batter printer ever for other brand printer.fast working for scanner, I scan document 15-20 per day, so batter help me & also photo copy function in printer is useful. in photo copy setting for darkness & zoom & 99 photocopy print of one document. and HP care service also batter. 2 month ago problem in my printer, repair in hp showroom just 2 hours my printer.so fast service & batter printer