Turns an off-the-shelf computer into a full-functioning ECG. Connect it to a personal computer, laptop or tablet to acquire, store and analyze up to 12-channels of high-resolution ECG data. Uses the Louvaine analysis program. Includes the Office Medic software, electrodes, electrode adapters and a lead placement guide. No batteries required because the power it drawn from the PC or tablet it is connected to by the USB port.- Accessories: Sure Lock Snap & Tab Electrode Adapter, 10/pk Mfr. Direct