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working voltage | DC3V |
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average stand-by current | < 5 mA |
average alarming current | < 40 mA |
alarming sound level | 85dB/3m |
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alarming LED | red LED |
LEARN LED | red LED |
frequency | 433.050 - 434.790 Mhz |
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transmit power | < 10 dBm |
duty cycle | < 10% |
transmission distance | < 20m |
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working temperature range | -10 ºC ~ 40 ºC |