الوصف
- Features?Size: 32X20X22 mm/ 1.25*0.78*0.86” , The main chip: MQ135 gas sensing probe , Operating voltage: DC 5V , Power (current) : 150mA , DO Output: 0.1V/5V , AO Output: 0.1-0.3V
- Signal output indicator instructions , Dual signal output (analog output, and TTL level output) , TTL output valid signal is low; (output low signal light, which can be accessed microcontroller IO port)
- Analog output with increasing concentration, the higher the concentration, the higher the voltage Sulfide, benzene Department of steam, smoke and other harmful gases with high sensitivity
- Has a long life and reliable stability , Rapid response recovery characteristics.
- It's brand new, good quality & high performance. ** PLS PAY ATTENTION the accurate size & voltage rate before placing order in order to avoid buying wrong thing. Free Shipping & the deliver time to USA is approx. 10-18 days after the shipment date.
- ›See more product details
MQ135 MQ-135 Sensor Air Quality Sensor Hazardous Gas Detection Module Arduino
