Features: Smart thermometer: Combined with Bluetooth 4.0 and NTC technology, it can be used with mobile APP to provide you with the latest temperature data anytime and anywhere, so that you can feel more at ease. Real-time monitoring function: It can continuously monitor the childs body temperature when the child has a fever, and then record and draw a table to learn more about the childs body temperature. High temperature alarm: When your childs fever exceeds the set temperature, the APP will issue an alarm and deal with it in time to prevent the child from being in a high temperature state for a long time, so as to avoid adverse consequences. BEST FAMILY TOOLS: It is dedicated to providing the best care for our family members. It is also suitable for all ages, children, adults and the elderly. Safe Material: Made of environmentally friendly materials, safe, breathable and comfortable. Note: Due to different monitors and light effects, the actual color may be slightly different from the picture Due to manual measurement, please allow 1-3cm deviation Specifications: Bluetooth Version: BLE4.0 Temperature Sensor: NTC Sensor Display: LCD Temperature Accuracy: 0.1 (32-42 degrees Celsius) Standby Time: 12 Months Test Time: 8-10 minutes to reach the exact temperature value Strap: Silicone Material length 22.5 cm Includes: 1 Smart Bluetooth Thermometer