Holland's Ultimate Data Card Software, easy to use, allows you to create a DATA CARD that provides the shooter with all the information necessary in the field. Target size for rangefinding in MILS or MOA, Drop in MOA or MILS, Drift in MOA or MILS, and ANY 4 angles auto-calculated based on time of flight and gravity of your specific cartridge in direct read and fire MILS or MOA correction. Holland's Ultimate Data Card Software allows the shooter to produce the most sophisticated data card for their rifle. No other software allows the shooter such versatility and format options. Choose from simple "Hunter Cards" to "Long Range Cards" for any environmental condition you are apt to hunt in. Those tough uphill/downhill shots are no longer a problem; they are calculated based on your exact trajectory curve in direct read and fire MIL or MOA correction! Plus you'll get 25 of Darrell's great video clips on hunting, shooting survival, gunsmithing tips and more. If you never use the software these valuable tips are well worth the price of admission. Get the trifold ammo tote to carry your cards and ammo. Everything you need out in the field.