Precision Insulin Pump .01 mg/ dl accuracy This pump is consisted with two other component including 2 cc Cartridge and Infusion set which is FDA approved. The pump will work for 72 hours with one single AA battery and completely programmable per Basel and Bolus requirements as doctor advised. 200 units of insulin or as directed Color full Screen 72 hours operating times Design for insulin delivery Epidural or other narcotics Portable weight less than 2 oz