The Netatmo Smart Smoke Alarm has an app and remote notifications. It also works with Apple
Smart smoke detectors for a safer smart home - CNET
Netatmo Smoke Alarm (review) - Homekit News and Reviews
Smart Smoke Alarm
Netatmo Smoke Alarm (review) - Homekit News and Reviews
Smart Smoke Alarm
Netatmo Smart Smoke Alarm Review
Smart Smoke Alarm
Netatmo Smart Smoke Alarm review: Netatmo takes a shot at a HomeKit smoke detector - CNET
Smart Smoke Alarm – Netatmo
All of the indoor home security cameras we've tested - CNET
Smart smoke detectors for a safer smart home - CNET
Netatmo Smart Smoke Alarm - Apple (UK)
Smart smoke detectors for a safer smart home - CNET
Netatmo Smart Smoke Alarm, 10-Years Battery life, Connected Smoke, Self-Testing, No Hub Necessary, Conforms to EN14604, NSA-UK,White,11.5 x 11.5 x 4.4 centimetres : : DIY & Tools