{"product_id":"tm1637-4-digit-7-segment-led-display-module-arduino-clock","title":"TM1637 4-Digit 7-Segment LED Display Module for Arduino","description":"\n\u003ch2\u003eTM1637 4-Digit 7-Segment LED Display Module — Red, 0.36\" for Arduino Clock Projects\u003c\/h2\u003e\n\n\u003cp\u003eBuild your next Arduino project with confidence using this compact \u003cstrong\u003eTM1637 4-Bit 7-Segment LED Display Module\u003c\/strong\u003e. Featuring a bright red 0.36-inch anode tube display and a simple 2-wire serial interface, this module makes it easy to show time, scores, countdowns, or sensor readings on any Arduino, Raspberry Pi, or compatible microcontroller board. Whether you're a hobbyist assembling your first clock display or a maker prototyping an alarm system, this module is a reliable, plug-and-play solution.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTM1637 Driver IC\u003c\/strong\u003e — Handles LED multiplexing and brightness control via a simple 2-wire serial protocol (CLK + DIO)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4-Digit, 7-Segment Display\u003c\/strong\u003e — Clearly shows numbers, colons (for clock format), and basic characters\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e0.36-Inch Red Anode LED Tube\u003c\/strong\u003e — High-visibility digits ideal for indoor electronics projects\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e5V Operating Voltage\u003c\/strong\u003e — Directly compatible with standard Arduino and ESP8266\/ESP32 boards\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Operating Temperature\u003c\/strong\u003e — Rated from -40°C to 80°C for reliable performance across environments\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSMD Package\u003c\/strong\u003e — Compact, lightweight, and easy to integrate into enclosures or breadboard setups\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo High-Concern Chemicals\u003c\/strong\u003e — Verified free of restricted substances\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCondition\u003c\/strong\u003e: Brand New\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"border-collapse:collapse;width:100%;\"\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eDriver IC\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003eTM1637\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eDisplay Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e4-Digit 7-Segment, Red LED\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eDigit Size\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e0.36 Inch\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eSupply Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e5V DC\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eInterface\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e2-Wire Serial (CLK + DIO)\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eOperating Temperature\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e-40°C to 80°C\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003ePackage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003eSMD\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e1 Module\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr style=\"background:#f5f5f5;\"\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding:6px 10px;border:1px solid #ddd;\"\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eCommon Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDIY digital clocks and timers\u003c\/li\u003e\n  \u003cli\u003eAlarm and countdown displays\u003c\/li\u003e\n  \u003cli\u003eTemperature or sensor value readouts\u003c\/li\u003e\n  \u003cli\u003eScoreboard or counter projects\u003c\/li\u003e\n  \u003cli\u003eArduino, ESP8266, ESP32, and Raspberry Pi experiments\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box?\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × TM1637 4-Digit 7-Segment LED Display Module (Red)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLooking for more tools for your electronics projects? Check out our \u003ca href=\"\/products\/electromagnetic-induction-tester-coil-motherboard-fault-detector\"\u003eElectromagnetic Induction Tester – Coil \u0026amp; Circuit Fault Detector\u003c\/a\u003e or the \u003ca href=\"\/products\/air-compressor-pressure-gauge-0-10-0-12-0-25-bar-hydraulic-diy\"\u003eAir Compressor Pressure Gauge – DIY Tool\u003c\/a\u003e to round out your maker toolkit.\u003c\/p\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/personal-protective-equipment\" target=\"_blank\" rel=\"noopener\"\u003eOSHA on personal protective equipment\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Is the TM1637 LED display module compatible with Arduino UNO and Nano?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The TM1637 4-digit 7-segment display module works seamlessly with Arduino UNO, Nano, Mega, and most other Arduino-compatible boards. Simply connect VCC to 5V, GND to ground, and use any two digital pins for CLK and DIO. Numerous open-source Arduino libraries are available to simplify coding.\u003c\/p\u003e\n\u003ch4\u003eQ: Can this module display letters or only numbers?\u003c\/h4\u003e\n\u003cp\u003eA: The 7-segment format primarily displays digits 0–9 and a limited set of letters (such as A, b, C, d, E, F) used in hexadecimal or basic text output. It is ideally suited for numerical clock, timer, and counter displays.\u003c\/p\u003e\n\u003ch4\u003eQ: What is the brightness level like on this 0.36-inch red LED display?\u003c\/h4\u003e\n\u003cp\u003eA: The TM1637 driver IC supports multiple brightness levels that you can set programmatically in your code, ranging from dim to very bright. The 0.36-inch red LED segments are clearly visible indoors and in low-light environments, making them great for desktop clocks and alarm displays.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Is the TM1637 LED display module compatible with Arduino UNO and Nano?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! The TM1637 4-digit 7-segment display module works seamlessly with Arduino UNO, Nano, Mega, and most other Arduino-compatible boards. Simply connect VCC to 5V, GND to ground, and use any two digital pins for CLK and DIO. Numerous open-source Arduino libraries are available to simplify coding.\"}}, {\"@type\": \"Question\", \"name\": \"Can this module display letters or only numbers?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The 7-segment format primarily displays digits 0–9 and a limited set of letters (such as A, b, C, d, E, F) used in hexadecimal or basic text output. It is ideally suited for numerical clock, timer, and counter displays.\"}}, {\"@type\": \"Question\", \"name\": \"What is the brightness level like on this 0.36-inch red LED display?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The TM1637 driver IC supports multiple brightness levels that you can set programmatically in your code, ranging from dim to very bright. The 0.36-inch red LED segments are clearly visible indoors and in low-light environments, making them great for desktop clocks and alarm displays.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"TM1637 4-Digit 7-Segment LED Display Module for Arduino\", \"item\": \"https:\/\/n8ande-60.myshopify.com\/products\/tm1637-4-digit-7-segment-led-display-module-arduino-clock\"}]}\u003c\/script\u003e","brand":"Axl","offers":[{"title":"Default Title","offer_id":44167274627159,"sku":"\u003cnone\u003e","price":7.54,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0676\/6008\/7383\/files\/S69a3cb98e7f74322a41e5300f8bfe4f7X.webp?v=1786760487","url":"https:\/\/axlcustomersupport.com\/products\/tm1637-4-digit-7-segment-led-display-module-arduino-clock","provider":"Axl","version":"1.0","type":"link"}