SECURITY SMOKE DETECTOR

Infrared photoelectric sensor
MCU processing eliminates false alarm
Surface-mount device (SMD) circuit board design
High detection sensitivity
Simple ceiling installation using a dedicated bracket
Up to 3 years of battery life using a 3.6V lithium battery
Low battery indication at least 30 days from the warning signal
Alarm sound level 80dB at 3m(10 feet)

Frequency: 433MHz