Door protection:
- door bell function: on the condition of CHIME, when the owners be in or out, it will have the DINGDON greeting voice.
- alarm function, on the condition of ALARM, when the intruder is in the detecting area, it will have huge voice to frighten them.
DATA:
Detecting distance: within 5 M
Operating Temperature: -20°C to +40°C;
Installation Method: wall mounted;
Wall mounting bracket included;
Installation Height;2-2.2M
Detecting Angle; horizontal:110° , vertical: 60°
Battery Life Time; about one year
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