360 Degree Wireless Smoke Detector 433 MHz Smoke Detector Alarm

Features Support three alarms independent acousto optic wireless transmission network alarm Full snap in patented structure simple installation no need for debugging and wiring 360 degrees smoke detection and alarm no dead angle reliable Built in high sensitivity sensing technology reliable and safe Built in 110 dB sound and light alarm reminder effectively prompting people to evacuate Ultra low power microcontroller photoelectric principle technology long standby life battery use for 3 years Adopt high performance photoelectric two way scattering patented technology of two receivingone transmitting stable reliable and accurate Low battery voltage alarm when the battery voltage is lower than 6 8V a warning tone is issued to remind the user to replace the battery Rotary detachable top cover design to facilitate cleaning and battery replacement Specification Material plasticColor whiteItem Size 100 32mmTransmission frequency 433 92 Transmitting Code 1527 ProtocolLaunch distance Open distance 200M external aerial 500 meters Quiescent Current 1uAAlarm current 40mAAlarm loudness Loudness85dBLow pressure alarm When the battery voltage is lower than 6 8V a warning sound is issued to remind the user to change the batteryAmbient temperature Temperature 10C 60CEnvironmental humidity Relative humidity 95 RH 402C Protection area Alarm installation height6m protection area is 60 square metersCertification FCC CE ROHS EN14604 standard certification