In addition to providing battery power to the X26 Taser device, the Extended Digital Power Magazine (XDPM) is used to upload warranty information to the X26 Taser unit. 

Holds 1 extra cartridge on bottom of X26 unit. Approximately 195 5-second firings at room temperature. Ten (10 year shelf life.

Each Taser device includes a one (1) year factory warranty.  To increase the life of the warranty on a Taser device, you can purchase a DPM with an extended warranty of one (1) year or four (4) years, thus decreasing the cost of repair and replacement of the device for an additional length of time.