ZKD-502 Smoke Gas Alarm Detector

ZKD502 smoke detector is a type of smoke detector, the product adopts a unique structure design, with dust proof, insect-proof, no light interference and other functions, from the design.At the same time, suitable for a variety of installation environment needs, improve the user's awareness of alarm signals.This product has a good response to visible smoke caused by slow smouldering or bright burning.

* stand-alone suction top installation, easy to install, no need to debug.
* built-in dedicated IC, has stable performance and high sensitivity.
* the smoke detection room based on optical principle can accurately detect the smoke generated at the initial stage of the fire.
* ability to simulate alarm test.
* it has its own buzzer, which can alarm independently.

* Mini has a quick response to its appearance.

The device is highly sensitive, can respond quickly, accurate measurement of low level concentration of smoke.
It's suitable for homes, office buildings, factories, schools, hotels, warehouses, entertainment places, trains etc.

Q: What is your terms of payment ?
A:We accept trade assurance, western union ,Visa master card and tt.
Trade assurance can protect you, when you confirm the product then the money into my account.

Q: When do you reply to messages?
A: We will reply you for your inquiry in 24 hours.

Q: What is the warranty for your product ?
A: Warranty: 12 months, Lifetime maintenance

Q: When do you send the products? And how do you send it ?
A: For the small order, we will send out the goods with 5 days,If have stock ,we will send immediately.
We send them by ups, fedex, tnt or dhl. For big order, normal is 20 days will finish.

Q:Do you accept OEM or revised logo, color, model, size?
A:Yes, we accept OEM for the qualify buyer.We can make the products according to customer personal requirement.

Q: How about the quality of the managements ?
A: We have a complete quality control system , all of our products will be fully pre-inspection by QC departments before shipping to you . We have the certification of ISO,CE we could send the certification test of our company to you.

Q: How about your after-sale service?
A: After sending, we will track the products for you , until you get the products.
When you got the goods, test them, and give me a feedback.
If you have any questions about the problem, contact with us, we will offer the solve way for you.