Hello, I have been with this pump and the transmitter for a week, the truth is that the alarm function of connecting and disconnects the transmitter is fantasy the only one paste the shape to see the information you have to resort to the pump and in that in a foulMy old Acu-Chek companion with the glucometer controlled everything and I did not have to touch the bomb at all, there are times that you have to undress when an alarm sounds to you and of course you have to get to the pump to be able to solve it, I am a littlediscouraged.