The GLUCOCARD® Expression Blood Glucose Monitoring System includes bilingual voice features for hearing test results. Oversized picture icons and large tactile buttons make this meter easy to use. Testing is more comfortable with small sample size and alternate site testing. Accurate and reliable test results are displayed in six seconds. Features: • Blood Sample Size Required: 0.3 uL• Time to Results: 6 seconds• Battery Requirements: AAA• Alternative Site Testing: Yes• Data Capabilities: 300 test memory; 7, 14, and 30-day averaging• User Coding Required: No• Other Special Features: Fully audible, bilingual voice features for hearing test results; Oversized picture icons and large tactitle buttons; Five year warranty• Accessories Included: The meter kit contains a 28 gauge general purpose lancet