php arduino esp8266 relay html5 css3 ajax dht22 hydroponics thingspeak soil-moisture-sensor esp8266-arduino arduino-mega relay-switch l298 ph-probe water-level-sensor hydroponic-software-solution ...

In this work, we propose a robust water level sensor based on a fiber Bragg grating (FBG). The sensor head is formed by a cylindrical PVC cap with 4 cm diameter. The cap was filled with silicone ...

Water Flow Sensor / Flow Meter Arduino Library, Flow Rate, Volume, YF-S201, YF-B1, OF10ZAT, OF10ZZT, OF05ZAT, OF05ZZT - hafidhh/FlowSensor-Arduino ...