| 摘要 |
An emergency light device includes a casing having a circuit board which includes a light circuit and a detection circuit. The light circuit has an re-chargeable circuit and a starting circuit which is connected to a bulb so that the bulb lights up when the electric power is out. The detection circuit has a control IC, vibration sensor, a smoke detection device and a siren. The siren horns and the bulb lights up when the vibration sensor or the siren smoke detection device are activated.
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