Complete set includes 1 host, 1 test pen, 50 test strips, and 50 blood collection needles. Result range: 1.1-33.3 mmol/L (20-600 mg/dL). Fast testing with results in just 10 seconds. Utilizes a glucose oxidase biosensor for accurate readings. Powered by 2 AAA 1.5V batteries (standard batteries not included). Features a memory function storing 256 test results with date and time. Offers 7-day, 14-day, and 28-day average test results. Automatic shut-off 10 seconds after the last user action. Host size: 100 x 60 x 20 mm with a large 1.7-inch screen (43 x 50 mm). Weighs only 45 grams (without battery). Operating range: Temperature 50-104°F (10-40°C), Relative Humidity 80%, Hematocrit 30%-50%. Color: White Material: ABS Package Contents: 1 x Host 1 x Test Pen 50 x Test Strips 50 x Blood Collection Needles Note: Please allow for slight color variations due to monitor differences and manual measurement errors.