NEWS
29
2022-08
What is the hush button on a smoke alarm for?
hush button on a smoke alarm
25
2022-08
Can a carbon monoxide detector double as a smoke detector ?
combination smoke and co alarms
18
2022-08
Is it important to clean the domestic smoke detector frequently?
13
2022-08
Do you know how a smoke optical alarm works?
11
2022-08
what is the working principle of the iron magnetic contact sensor ？
08
2022-08
Home security door sensors operation principle
Home security door sensors operation principle
02
2022-08
Home security door sensors operation principle
23
2022-05
How to install a wireless door contact sensor ?
20
2022-05
Magnetic door contact switch
magnetic door contact switch
16
2022-05
Reed switch door sensor
11
2022-05
What is a combination smoke heat detector?
08
2022-05
What is a combination smoke heat detector?
smoke heat detector
Let's Discuss Your Project
Contact us for quick advice, and to meet your needs with maximum efficiency!
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.