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Encomende o seu hoje!\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"38-3D","offers":[{"title":"Default Title","offer_id":47564277776680,"sku":"6F841D3","price":2.85,"currency_code":"GBP","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0762\/7581\/0600\/files\/Active-Buzzer-Module-3_3V-5V.webp?v=1778403525"},{"product_id":"8-bit-red-common-cathode-led-bar-graph-module","title":"8-Bit Red Common Cathode LED Bar Graph Module","description":"\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eProduct Name\u003c\/h2\u003e\n\u003cp\u003e\u003cstrong\u003e8-Bit Red Common Cathode LED Bar Graph Module (3.3V \/ 5V)\u003c\/strong\u003e\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThis \u003cstrong\u003e8-bit LED bar graph module\u003c\/strong\u003e features \u003cstrong\u003eeight red LEDs in a common cathode configuration\u003c\/strong\u003e, designed for clear visual indication in electronic projects. 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prototyping\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003ePacking List\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e1 × DC 3–24V 8-bit Red Common Cathode LED Bar Module\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eLED Color\u003c\/td\u003e\n\u003ctd\u003eRed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eLED Configuration\u003c\/td\u003e\n\u003ctd\u003eCommon Cathode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNumber of LEDs\u003c\/td\u003e\n\u003ctd\u003e8\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput Voltage\u003c\/td\u003e\n\u003ctd\u003e3.3V – 5V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCurrent Consumption\u003c\/td\u003e\n\u003ctd\u003eUp to 20mA per LED\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDimensions\u003c\/td\u003e\n\u003ctd\u003e30mm × 20mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eInterface\u003c\/td\u003e\n\u003ctd\u003eSolder pads for direct connection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch2\u003eApplications\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eDisplaying numerical data (e.g., sensor readings, battery levels)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSystem and device status indication\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSimple animations or visual indicators\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEducational projects and DIY kits\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eUsage Notes\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eEach LED has an \u003cstrong\u003eanode pin\u003c\/strong\u003e and shares a \u003cstrong\u003ecommon cathode\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eTo turn on an LED, connect the \u003cstrong\u003ecommon cathode to ground\u003c\/strong\u003e and apply a \u003cstrong\u003epositive voltage to the anode\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eUse a \u003cstrong\u003ecurrent-limiting resistor\u003c\/strong\u003e in series with each anode to control LED current\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eEnsure microcontroller pin current limits are not exceeded when powering directly\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003ch2\u003eBasic Wiring 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cm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePCB Size\u003c\/td\u003e\n\u003ctd\u003e73 × 25 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eNet Weight\u003c\/td\u003e\n\u003ctd\u003e16.8 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplication\u003c\/td\u003e\n\u003ctd\u003eElectronic products or DIY projects\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3\u003ePackage Includes\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003e\u003cstrong\u003e1 × 8-Digit LED Display Module\u003c\/strong\u003e with \u003cstrong\u003e8-Parallel 595 Driver\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"38-3D","offers":[{"title":"Default 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Operating across a wide \u003cstrong\u003e3–24V DC\u003c\/strong\u003e voltage range, it offers flexibility for use in a variety of electronic projects, including \u003cstrong\u003eArduino-based builds and car alarm systems\u003c\/strong\u003e. With a \u003cstrong\u003e95 dB sound pressure level\u003c\/strong\u003e, it delivers a loud, clear alert that is easy to hear in different environments.\u003c\/p\u003e\n\u003cp\u003eDesigned for efficiency, this buzzer features \u003cstrong\u003elow energy consumption\u003c\/strong\u003e, making it suitable for battery-powered devices. Its \u003cstrong\u003ecompact 23 × 12 mm size\u003c\/strong\u003e allows easy integration into space-constrained designs. 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Designed for easy integration into microcontroller projects, this 4-bit, 7-segment display offers clear red illumination and straightforward connectivity.\u003c\/p\u003e\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cp\u003eTM1637 driver chip\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eCompatible with Arduino TM1637.h library\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e4-bit, 7-segment digital display\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003e0.36\" red LED digits\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSurface-mounted components\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSupplied with standard 4-way pin header (CLK, DIO, 5V, GND)\u003c\/p\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cp\u003eSuitable for Arduino, Raspberry Pi, and other projects\u003c\/p\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eColour\u003c\/td\u003e\n\u003ctd\u003eRed\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eModule Size\u003c\/td\u003e\n\u003ctd\u003e42 mm × 24 mm × 12 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOperating Voltage\u003c\/td\u003e\n\u003ctd\u003e5 V or 3.3 V\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eMounting Hole Size\u003c\/td\u003e\n\u003ctd\u003e3 mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eThis module provides a simple, space-efficient solution for numeric display applications where clarity and ease of use are essential.\u003c\/p\u003e","brand":"38-3D","offers":[{"title":"Default Title","offer_id":51392301465896,"sku":"4_Digit_LED","price":3.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0762\/7581\/0600\/files\/4-Digit-LED-Display.jpg?v=1778401651"},{"product_id":"3mm-led-assortment","title":"LED Assortment","description":"\u003ch3\u003eLED Light Assorted Kit – DIY Electronic LEDs Set\u003c\/h3\u003e\n\u003cp\u003eThis LED assorted kit includes a balanced selection of commonly used LED colors, suitable for electronic DIY projects. Each LED operates at a standard 20mA current and is organized for easy identification and use.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch3\u003eProduct Information\u003c\/h3\u003e\n\u003cp\u003e\u003cbr\u003e\u003cstrong\u003eRated Current:\u003c\/strong\u003e 20mA\u003c\/p\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eLED Color\u003c\/th\u003e\n\u003cth\u003eVoltage (V)\u003c\/th\u003e\n\u003cth\u003eWavelength (nm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eYellow Green\u003c\/td\u003e\n\u003ctd\u003e1.8–2.2V\u003c\/td\u003e\n\u003ctd\u003e568–570\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYellow\u003c\/td\u003e\n\u003ctd\u003e1.8–2.2V\u003c\/td\u003e\n\u003ctd\u003e586–590\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eRed\u003c\/td\u003e\n\u003ctd\u003e1.8–2.2V\u003c\/td\u003e\n\u003ctd\u003e620–625\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eBlue\u003c\/td\u003e\n\u003ctd\u003e3.0–3.2V\u003c\/td\u003e\n\u003ctd\u003e465–470\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eWhite\u003c\/td\u003e\n\u003ctd\u003e3.0–3.2V\u003c\/td\u003e\n\u003ctd\u003eN\/A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003chr\u003e\n\u003ch3\u003ePackage Contents\u003c\/h3\u003e\n\u003cul\u003e\n\u003cli\u003e3mm Red LED × 10 pcs\u003c\/li\u003e\n\u003cli\u003e3mm Yellow Green LED × 10 pcs\u003c\/li\u003e\n\u003cli\u003e3mm Yellow LED × 10 pcs\u003c\/li\u003e\n\u003cli\u003e3mm Blue LED × 10 pcs\u003c\/li\u003e\n\u003cli\u003e3mm White LED × 10 pcs\u003c\/li\u003e\n\u003cli\u003e5mm Red LED × 10 pcs\u003c\/li\u003e\n\u003cli\u003e5mm Yellow Green LED × 10 pcs\u003c\/li\u003e\n\u003cli\u003e5mm Yellow LED × 10 pcs\u003c\/li\u003e\n\u003cli\u003e5mm Blue LED × 10 pcs\u003c\/li\u003e\n\u003cli\u003e5mm White LED × 10 pcs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr\u003e\n\u003cp\u003eThis assorted LED DIY kit provides a convenient selection of colors with clearly defined electrical characteristics, making it a practical addition to electronic component collections.\u003c\/p\u003e","brand":"38-3D","offers":[{"title":"Default Title","offer_id":51397288493352,"sku":"3mm_LED_Set","price":5.99,"currency_code":"GBP","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0762\/7581\/0600\/files\/LED-Assortment.jpg?v=1778401696"},{"product_id":"d1-mini-0-66-oled-display-module","title":"D1 Mini 0.66\" OLED Display Module","description":"\u003ch2\u003eOLED Display Shield for Wemos D1 Mini — 0.66\" 64×48 IIC I2C (SSD1306)\u003c\/h2\u003e\n\u003cp\u003eAdd a bright, crisp visual interface to your Wemos D1 Mini projects with this compact OLED Shield. Whether you're displaying real-time sensor data, status readouts, or custom UI elements, this small but sharp screen delivers clear output in a form factor built specifically for the D1 Mini.\u003c\/p\u003e\n\u003chr\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompact 0.66\" OLED display\u003c\/strong\u003e with a 64×48 pixel resolution for sharp, legible output\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eI2C (IIC) interface\u003c\/strong\u003e for simple, low-pin wiring\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual I2C address support\u003c\/strong\u003e — configure as 0x3C or 0x3D to suit your setup\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSSD1306 driver IC\u003c\/strong\u003e — widely supported across Arduino and compatible platforms\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e3.3V operating voltage\u003c\/strong\u003e with 3.3V-only I\/O compliance\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cblockquote\u003e\n\u003cp\u003e⚠️ \u003cstrong\u003eImportant:\u003c\/strong\u003e All I\/O pins are designed for 3.3V only. 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