Bán Cảm biến khí ga 440Sjd0R5 Mq135 Mq-135 Gmtn50Wv giá tốt nhất

Stock safe, ORDER my boss. Gas sensors for a variety of gasses (sulfide benzene vapor or other unhealthy gasses). Sensitivity from 10 to 1000ppm. Main chip LM393,MQ-135 gas sensor Operating voltage: DC 5V With signal output indicator instructions. Dual signal output (analog output, and TTL level output). Ttl valid output signal is low level, (low signal light output, which can be accessed microcontroller IO port). Analog output with increased concentration, the higher the concentration, the higher the voltage. With high sensitivity and good selectivity for Sulfide benzene Department of steam smoke and other harmonious gasses. Has a long service life and reliable stability. Rapid response and recovery characteristics. Size: 36mm X24mm X25mm (L x W x H) Make sure to choose the right item and list the product description (color, size, shape) if not list the notes for the selected product, then the product will be sent randomly Buying means agreeing yes, no complaint no return The price is the price per pc. Yes, brother. Thanks.