The FireFly module is placed too far from your Smartphone or tablet. The effective distance is between 300 feet.
Bring your Smartphone or tablet closer to the FireFly module.
Low battery power can seriously affect the FireFly module’s response.
Replace the FireFly module’s batteries.
Low power level of Smartphone or tablet can affect the transmission signal to the module.
Charge your smartphone or tablet.
In extreme cold, the batteries and electronic components may respond slowly.
Put a flat, wooden board under the FireFly module to protect it from the cold ground.
Because the FireFly module uses Wi-Fi wireless technology, nearby devices may interfere with the connection.
Keep away from active devices using a 2.4 GHz radio frequency.