The FreeStyle Libre 3 Sensor is a compact, next-generation continuous glucose monitoring (CGM) device designed for people managing diabetes. As the smallest and thinnest CGM sensor currently available, it offers a nearly invisible and highly comfortable wearing experience. This sensor delivers real-time glucose readings every minute directly to a compatible device, allowing users to stay on top of their blood sugar levels without fingersticks. With a 14-day wear time and a short warm-up period, it provides accurate, uninterrupted glucose tracking to support informed health decisions.
📐 Specifications & Compatibility
• Sensor dimensions: 2.9 mm height × 21 mm diameter
• Sensor weight: Approximately 1 gram
• Operating temperature: 50°F to 113°F
• Bluetooth range: Up to 33 feet
• Recommended wear location: back of upper arm
• Measurement range: 40–400 mg/dL
📦 What’s Included
• 1 FreeStyle Libre 3 Sensor (with built-in applicator)



