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04
2022-05
fire detector heat alarm FAQ
fire detector heat alarm FAQ
30
2022-04
Manual alarm call point FAQ
Manual alarm call point FAQ
Manual alarm call point
29
2022-04
what is the purpose of strobe alarm in a fire sirena alarm system？
what is the purpose of strobe alarm in a fire sirena alarm system？
25
2022-04
What is a fire alarm bell ?
What is a fire alarm bell ?
fire alarm bell
25
2022-04
What is a conventional fire alarm control panel?
What is a conventional fire alarm control panel?
20
2022-04
How to turn off the smoke detector alarms ?
How to turn off the smoke detector alarms ?
smoke detector alarms
11
2022-04
Why does the smoke detector sensor keep chirping?
Why does the smoke detector sensor keep chirping?
smoke detector sensor
08
2022-04
Carbon monoxide detector alarm principle introduction
Carbon monoxide detector alarm principle introduction
carbon monoxide detector alarm
05
2022-04
Sharing some knowledge of photoelectric smoke detector
Sharing some knowledge of photoelectric smoke detector
photoelectric smoke alarm
04
2022-04
What do we need to pay attention to when using house smoke alarms ?
What do we need to pay attention to when using house smoke alarms ?
house smoke alarms
01
2022-04
What is stand alone smoke detector？
What is stand alone smoke detector？
30
2022-03
what is the working principle of the fire smoke detector？
what is the working principle of the fire smoke detector？

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    1. How long it will takes to delivery ?
    Typically, small items shipped via air freight take 5–7 days, while large items shipped via sea freight take 30–50 days. These timeframes may be subject to delays caused by force majeure factors, such as adverse weather conditions and public holidays.
    2. What payment methods does your company accept?
    Typically, we support payment methods: T/T, L/C, Western Union, D/P, D/A, and PayPal.
    3. How long is the warranty time of the products?
    The warranty period is 2 years from the factory,if there are individual quality problems, we will replenish the customer in the next batch of orders.