USD 6.66/pieceUSD 11.02/pieceUSD 6.89/pieceUSD 18.50/pieceUSD 8.09/pieceUSD 3.67/pieceUSD 3.84/pieceUSD 7.76/piece
Topvico Wireless Carbon Monoxide CO Gas Detector Alarm Sensors Digital Backlight LCD House Home Alarm Systems Security
Work on all the place will make CO (Carbon Monoxide).
This item not the detector for leak of natural gas, coal gas or normal smoke,
it is detect the CO only, CO come from the burn lack of oxygen,
most poisoning from air because of CO, many die every year.
– Europen standard subsection alarm
When concentration to 50PPM, alarm within 60 to 90 minutes
When concentration to 100PPM, alarm within 10 to 40 minutes When concentration to 300PPM, alarm within 3 minutes
– High senstive detector
– Clear digital backlight LCD
– High-end design
– 4 steps easy install
– Wirelss with battery(battery not include)
When install battery, screen turn on with 8888, it is mean the battery install correct, then screen turn off, for power save, only turn on when sensor detect CO more than 30PPM, keep press the test button, will with screen flicker and alarm voice, it is mean the sensor work correct, the green light will flicker every 30 seconds.
If you want get our product quickly, please arrange payment once you order it.
We accept Alipay here and all major credit cards are accepted through secure payment processor ESCROW.
1. Dear buyer, we will send out the items within 6 working days after your payment confirmation.
China post air free shipping to almost the world, will take about 30-45 days.
If there is no option for china post air when you make the order, please choose other shipping method,
and contact me to change the price. EMS, TNT, DHL are also available,
you have to pay the extra shipping fee, it will take about 5-15 days.
2. Please note that Buyers are responsible for all additional customs fees, brokerage fees, duties,
and taxes for importation into your country.
We will not refund shipping charges for refused shipments.
Topvico do sell based on their excellent designs and proven reliability. So the quality is guaranteed.
Also we have a QA team to test your ordered products are functioning correctly before they are packed and sent to you.
Atten: we can’t accept the exchange or canceling after your order has been shipped.
The following information is required when you reflect the problem:
*The item’s SKU number
*Image of defective beads.
If you have any question regarding return policy, please feel free to contact us!
Your satisfaction and positive feedback is very appreciate.
Please leave positive feedback and 5 stars if you are satisfied with our items and services.
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We will do our best to solve any problems and provide you with the best customer services.