{"product_id":"4-in-1-ph-sensor-module-ttl-interface-for-arduino-raspberry-pi-iot-projects","title":"4 in 1 pH Sensor Module TTL Interface for Arduino, Raspberry Pi \u0026 IoT Projects","description":"\u003cp\u003eThe Low Cost pH Sensor PCB Type with Level and LDR is a compact, multi-functional sensor module engineered to measure the pH value of liquids while simultaneously monitoring light intensity, temperature, and water level.With some calibration this sensor can give proper readings as per your scale. Designed for Arduino, Raspberry Pi, ESP32, and other microcontroller platforms, it communicates via TTL UART using a 9600 baud rate, making it perfect for integration into IoT-based projects with Arduino, Raspberry Pi and Other controllers.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eFeatures:\u003cbr\u003e\u003cbr\u003e\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003epH Measurement:\u003c\/strong\u003e Detects hydrogen ion activity to determine acidity or alkalinity (0–14 pH)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLDR Sensor:\u003c\/strong\u003e Monitors ambient light intensity using a light-dependent resistor\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTemperature Sensor:\u003c\/strong\u003e Measures environmental temperature levels\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWater Level Sensor:\u003c\/strong\u003e Detects water presence or level using a level detection circuit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTTL Communication:\u003c\/strong\u003e Standard TX\/RX pins for serial communication at 9600 baud\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide Compatibility:\u003c\/strong\u003e Works with Arduino, Raspberry Pi, AVR, STM32.\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"INDIAN HOBBY CENTER","offers":[{"title":"Default Title","offer_id":44074070081579,"sku":"1733","price":399.0,"currency_code":"INR","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0574\/6796\/1387\/files\/IMG_20250623_203924233_HDR-Photoroom.png?v=1778920536","url":"https:\/\/www.indianhobbycenter.com\/products\/4-in-1-ph-sensor-module-ttl-interface-for-arduino-raspberry-pi-iot-projects","provider":"Indian Hobby Center","version":"1.0","type":"link"}