100% brand new and high quality
Notes:Due to different production batch,the product color will be different,but we guarantee that all the product is same quality
Module Size: 30×19×20mm/1.18*0.74*0.78"
Input Voltage: DC5V
Power Dissipation: 150mA
DO Output: 0.1-5V
AO Output: 0.1-0.3V
Detectable Concentration: 300-10000ppm
characteristics:
With a signal output instruction
Dual signal output (analog output, and TTL level output)
TTL output
0~5V analog output voltage, the higher the concentration the higher the voltage
The gas, natural gas, city gas, smoke better sensitivity
With a long service life and reliable stability
Rapid response and recovery characteristics
Package Included:
1PCS * MQ2 Gas Sensor Module Smoke Butane Methane Detection For Arduino New
After service
1,Shipping Warranty:
We usually ship goods By DHL, UPS, EMS, Singpost airmail, and HongKong Airmail.
DHL: 3-5 days
UPS: 5-7 days
EMS: 10-15 working days
Chinapost/HongKong Airmail: 7- 25 working days. At most 45 days.
If you have not received the goods during the normal time, please contact us for checking the package status timely online or by email.
2,Product replacement and warranty
If you have any prodcut quality problem, you can send it back to us with the original condition,we will repair or exchange new one for you.
If you have any using problem of the products which buy from FUT, please feedback to us first, and we will discuss the issue with you. Via our technical support, we can dig out your using problem via our technical support in most of cases.
Lost Products: If products get lost in delivery, or you still do not get your item for a long time, please contact our customer service timely. We will deal with this ASAP. Please do not deal with it all by yourself, we want you communicate with us. Usually, we will provide tracking number and tracking link timely. If products get lost on the way and we get confirm from couriers, we will arrange redelivery for your products. If you want ship it through express, then you need to pay express shipping fee.
3,Technical Service:
. If you have technical problem with the product you received from us, please contact us online or by email: Contact us
Remote help service: If your problem needs to be solved by remote help by our engineer, please download the teamviewer software, install it on your computer, then give us ID and password for remote help.
Audited Supplier 
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