After a period of time the patch is to be replaced， it is recommended to buy more of the patch package， saving cost! 

Listing 7 days to 211 sets of customers with well Kuangmai is really well (but we are not selling products conscience， in our store you will have to buy what security: 1.30 days no reason returned 2: lifetime free replacement (keep the box). 

You get to buy a machine is standard: host， a power， a wire， a manual， a pair of electrode placement， spare piece of wire panels， high-capacity battery 3 7.