MQ137 Gas Sensor Module NH3 Ammonia Detection Sensor 5-500ppm Analog TTL Level Output for Household Electricity Accessories
![MQ137 Gas Sensor Module NH3 Ammonia Detection Sensor 5-500ppm Analog TTL Level Output for Household Electricity Accessories](//ae04.alicdn.com/kf/H8bb2412e904c45fe9206199f15354df4R.jpg)
![thumb](//ae04.alicdn.com/kf/H8bb2412e904c45fe9206199f15354df4R.jpg)
![thumb](//ae04.alicdn.com/kf/H9abba645acb741479311c5e05606e4df5.jpg)
![thumb](//ae04.alicdn.com/kf/H2bb973bc34af48bc8b4932a1e63914fa2.jpg)
![thumb](//ae04.alicdn.com/kf/Hf335991ce57b43bc9ecb61f3c490c910H.jpg)
![thumb](//ae04.alicdn.com/kf/He1f6584de7564bde8b04b0191a9784c9B.jpg)
![MQ137 Gas Sensor Module NH3 Ammonia Detection Sensor 5-500ppm Analog TTL Level Output for Household Electricity Accessories](http://ae04.alicdn.com/kf/H8bb2412e904c45fe9206199f15354df4R.jpg)
![thumb](http://ae04.alicdn.com/kf/H8bb2412e904c45fe9206199f15354df4R.jpg)
![thumb](http://ae04.alicdn.com/kf/H9abba645acb741479311c5e05606e4df5.jpg)
![thumb](http://ae04.alicdn.com/kf/H2bb973bc34af48bc8b4932a1e63914fa2.jpg)
![thumb](http://ae04.alicdn.com/kf/Hf335991ce57b43bc9ecb61f3c490c910H.jpg)
![thumb](http://ae04.alicdn.com/kf/He1f6584de7564bde8b04b0191a9784c9B.jpg)
![thumb](http://ae04.alicdn.com/kf/Hd61e4fe6489642b7991b378f280bb115F.jpg)
sku: 1005003787495912
ACCORDING TO OUR RECORDS THIS PRODUCT IS NOT AVAILABLE NOW
$14.39
Shipping from: China
Price history chart & currency exchange rate