• Effective range: 1-2 meters between the thermometer and your smartphone.
• Common sources of interference: Other active Bluetooth devices in close proximity, Wi-Fi routers or microwave ovens nearby, thick walls or metal objects between the thermometer and phone.

To improve connection reliability

1. Keep your phone close to the thermometer during measurement.
2. Reduce the number of active Bluetooth devices nearby.
3. Ensure the thermometer has adequate battery.