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| Operating voltage | DC12V battery |
| Standby current | ≤0.5Ua |
| Alarm current | ≤10m A |
| Transmitting frequency | 315MHz/433MHz |
| Wireless transmitting distance | 100m(in the open air) |
| Humidity | ≤%95RH |
| Working temperature | -10°C~50°C |
| Dimension | 90mm*55mm*22mm |
| Weight | 30g(without battery) |