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Power supply: Built-in lithium battery, 10 years battery life time
Alarm volume: Greater than or equal to 85dB at 3m
Silence function: Approx. 8 mins
Product life time Greater than or equal to 10 years
Size: Φ90mm *35.5mm
Q: How many workers do you factory have? A: Now we totally have 200 workers for alarms products, socket and switch.
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