{"product_id":"16x2-lcd-blue-with-i2c-interface","title":"16x2 LCD (Blue) with I2C Interface","description":"\u003cmeta name=\"description\" content=\"Buy 16x2 LCD Blue with I2C Interface online in India at best price from The Engineer Store, Bengaluru. Authentic product, 7-day warranty on manufacturing defects, fast delivery across India.\"\u003e\n\u003ch1\u003e16x2 LCD (Blue) with I2C Interface\u003c\/h1\u003e\n\u003cp\u003eDisplay text, data, and sensor readings with ease using this blue-backlit 16x2 LCD module featuring a pre-soldered I2C (PCF8574) adapter. With only 4 wires (VCC, GND, SDA, SCL), you eliminate the hassle of 16-pin parallel wiring, freeing up valuable GPIO pins on your Arduino, ESP32, Raspberry Pi, or any microcontroller. From The Engineer Store, Bengaluru - fast shipping, 7-day warranty on manufacturing defects, and dedicated support.\u003c\/p\u003e\n\n\u003ch2\u003eSpecifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Type\u003c\/td\u003e\n\u003ctd\u003e16 characters x 2 lines STN LCD\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBacklight Color\u003c\/td\u003e\n\u003ctd\u003eBlue with white text\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eI2C (PCF8574 \/ PCF8574T adapter pre-soldered)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDefault I2C Address\u003c\/td\u003e\n\u003ctd\u003e0x27 (configurable via solder pads to 0x20-0x27)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLogic Compatibility\u003c\/td\u003e\n\u003ctd\u003e5V (3.3V tolerant on I2C lines with pull-ups)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWiring Required\u003c\/td\u003e\n\u003ctd\u003e4 pins only - VCC, GND, SDA, SCL\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eController IC\u003c\/td\u003e\n\u003ctd\u003eHD44780 compatible\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharacter Size\u003c\/td\u003e\n\u003ctd\u003e5x8 dot matrix per character\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eContrast Adjustment\u003c\/td\u003e\n\u003ctd\u003eOnboard potentiometer (blue trimpot on I2C backpack)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBacklight Control\u003c\/td\u003e\n\u003ctd\u003eJumper on I2C module (removable to disable backlight)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay Area\u003c\/td\u003e\n\u003ctd\u003eApproximately 64.5 x 16 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Dimensions\u003c\/td\u003e\n\u003ctd\u003e80 x 36 x 20 mm (with I2C adapter)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Holes\u003c\/td\u003e\n\u003ctd\u003e4 corner holes for M2.5 screws\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Temperature\u003c\/td\u003e\n\u003ctd\u003e-20 degreesC to +70 degreesC\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCustom Characters\u003c\/td\u003e\n\u003ctd\u003eUp to 8 user-defined characters (CGRAM)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eArduino Library\u003c\/td\u003e\n\u003ctd\u003eLiquidCrystal_I2C (available via Library Manager)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOrigin\u003c\/td\u003e\n\u003ctd\u003eOriginal\/Authentic\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWarranty\u003c\/td\u003e\n\u003ctd\u003e7-day warranty on manufacturing defects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSupport\u003c\/td\u003e\n\u003ctd\u003eEmail \u0026amp; WhatsApp 24\/7\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\u003ch2\u003eWhy Choose This?\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eOnly 4 wires needed:\u003c\/strong\u003e I2C interface replaces the standard 12-16 pin parallel connection, saving precious GPIO pins for sensors, motors, and other peripherals.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePre-soldered I2C backpack:\u003c\/strong\u003e PCF8574 adapter comes factory-attached - no extra soldering or assembly required out of the box.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCrisp blue-white contrast:\u003c\/strong\u003e Bright blue backlight with white character display ensures excellent readability in indoor and moderately lit environments.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOnboard contrast potentiometer:\u003c\/strong\u003e Fine-tune character visibility with a single screwdriver turn - no external resistor networks needed.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHD44780 compatible:\u003c\/strong\u003e Works with the industry-standard controller, supported by virtually every microcontroller platform and programming language.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePlug-and-play with Arduino:\u003c\/strong\u003e Install the LiquidCrystal_I2C library, connect 4 wires, upload the example sketch, and see text on screen in under 5 minutes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDaisy-chainable I2C bus:\u003c\/strong\u003e Connect multiple I2C devices (sensors, EEPROM, RTC) on the same two-wire bus alongside this LCD.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConfigurable I2C address:\u003c\/strong\u003e Solder pads on the backpack let you change the address, allowing up to 8 LCDs on a single I2C bus.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e100% authentic from trusted suppliers:\u003c\/strong\u003e Genuine HD44780-based display with reliable PCF8574 I\/O expander.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e1-5 day shipping, 7-8 day delivery from Bengaluru warehouse:\u003c\/strong\u003e Fast delivery across India with same-day dispatch in Bengaluru.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eExpert technical support included:\u003c\/strong\u003e Get help with wiring, code, and troubleshooting from our engineering team.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eProject Ideas\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eReal-Time Clock Display:\u003c\/strong\u003e Pair with a DS3231 RTC module to build a desktop clock showing time, date, and temperature - all on the I2C bus with just 4 shared wires.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeather Station Dashboard:\u003c\/strong\u003e Connect a DHT22 or BME280 sensor to display live temperature, humidity, and barometric pressure readings on the LCD.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIoT System Status Monitor:\u003c\/strong\u003e Use with ESP8266 or ESP32 to show Wi-Fi connection status, IP address, MQTT messages, or API data from the cloud.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSmart Home Control Panel:\u003c\/strong\u003e Display menu options for controlling lights, fans, and appliances using push buttons or a rotary encoder alongside the LCD.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eArduino Voltmeter \/ Multimeter:\u003c\/strong\u003e Read analog voltage, current (via INA219), or resistance values and display\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhen will I receive my order?\u003c\/summary\u003e\n\u003cp\u003eProducts ship within 1-5 days from our Bengaluru warehouse. Delivery within 7-8 days to most locations across India.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eIs technical support available?\u003c\/summary\u003e\n\u003cp\u003eYes, 24\/7 support via email and WhatsApp for setup, troubleshooting, and application guidance.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is your return policy?\u003c\/summary\u003e\n\u003cp\u003e7-day returns on manufacturing defects only. Full refund or replacement. Not applicable for user damage or misuse.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre bulk discounts available?\u003c\/summary\u003e\n\u003cp\u003eYes, wholesale pricing on orders of 10+ units. Contact us via WhatsApp or email for a custom quote.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003ch2\u003eBuy 16x2 LCD (Blue) with I2C Interface Online in India\u003c\/h2\u003e\n\u003cp\u003ePurchase the \u003cstrong\u003e16x2 LCD (Blue) with I2C Interface\u003c\/strong\u003e online at \u003ca href=\"https:\/\/theengineerstore.in\"\u003eThe Engineer Store\u003c\/a\u003e - India's most trusted electronics components store. We deliver across all major cities including Bengaluru, Mumbai, Delhi, Chennai, Hyderabad, Pune, Kolkata, Ahmedabad, Jaipur, and Surat. Get the best price on \u003cstrong\u003e16x2 LCD (Blue) with I2C Interface\u003c\/strong\u003e with fast 1-5 day shipping from our Bengaluru warehouse. All products are 100% authentic, sourced from authorized distributors with 7-day warranty on manufacturing defects.\u003c\/p\u003e\n\u003cp\u003eLooking to buy \u003cstrong\u003e16x2 LCD (Blue) with I2C Interface\u003c\/strong\u003e at the best price in India? The Engineer Store offers competitive pricing, bulk discounts for orders of 10+ units, and dedicated technical support via email and WhatsApp. Whether you are a hobbyist, student, or professional engineer, we have everything you need for your electronics projects.\u003c\/p\u003e","brand":"My Store","offers":[{"title":"Default Title","offer_id":43773687693475,"sku":"TES-EV102313","price":284.08,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0628\/4479\/7091\/products\/615tjxnmlml._sx342_1.jpg?v=1701073826","url":"https:\/\/www.theengineerstore.in\/or\/products\/16x2-lcd-blue-with-i2c-interface","provider":"The Engineer Store","version":"1.0","type":"link"}