WiFi Smart Smoke & Carbon Monoxide Sensor Fire Alarm

Smart Smoke & Carbon Monoxide Alarm 2 in 1: smoke carbon monoxide (CO) alarm Integrated largest button for test and silent use. Works independently with included 2 AA battery. Low battery alarm both on device and on phone. 85 dB loud alarm so you can hear from a distance. Silent the alarm by pressing button. Test alarm for maintenance so you know if alarm is in working condition. Work with your home wifi network. Work on Android and iPhone iOS devices for quick alarm notifications.