Certification | CE,CCC,CQC |
Volume | 113 ~ 25dB (Loud/ High/ Middle/ Low) |
Working Temperature | -10¡æ ~ 60¡æ |
Working Frequency | 433.92 MHz |
Operating Humidity | <80% |
Battery Lifespan | 5-7 months (based on 30 times per day) |
Country/Region of Manufacture | China |
Remote Transmission Range | 280m/ 918ft in open space |
Storage Temperature | -20¡æ ~ 70¡æ |
Mode | Welcome/ Doorbell/ Alarm/ Flash Light/ Night Light |