Amperometric Biosensor, Fast Accurate Result in about 10 Seconds Compact Unit Take Anywhere and Test Anytime Just Small Blood Sample 1.5ul Capillary Action Strips for Easier Blood Application Outside of Meter Device to avoid Contamination Test Range: 20 - 600 mg/dL ( 1.1 - 33.3 mmol/L ) Date/Time Display 180 Memories with Date/Time Day Average for 7/14/21/28 Days Auto Power On at Insert of Strips and Off at Remove of Strips Battery Low Indication Power Source: CR2032 3V Lithium Battery PC-Link RS232 port for PC connection(Optional) The complete package included - *G-423 Blood Glucose Meter x 1 *G-423 Test Strips x 10 *Sterile Lancet x 10 *Control Code Card x 1 *Lancet Blood Sample Pen x 1 *Carrying Bag x 1 *Pre-installed battery CR2032 x 1 Size/Weight: 81 x 62 x 19 mm / 60 g