{"product_id":"dual-led-light-board-control-switch-dc-3-7-5v-diy-desk-lamp","title":"Dual LED Light Board with Switch DC 3.7–5V DIY Lamp Module","description":"\n\u003ch2\u003eDual LED Light Board with Control Switch – DC 3.7–5V\u003c\/h2\u003e\n\u003cp\u003eUpgrade your DIY lighting projects with this versatile \u003cstrong\u003eDouble LED Light Board\u003c\/strong\u003e. Featuring two distinct LED panels in one compact module — a warm white round LED and a bright white rectangle LED — this board is perfect for flashlights, night lights, desk lamps, and custom electronics builds. With a built-in control switch and a wide operating voltage of 3.7V–5V, it's an ideal pick-and-go component for hobbyists, makers, and DIY enthusiasts.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual LED Panels:\u003c\/strong\u003e Round LED (0.3W, 3500K warm white) + Rectangle LED (1W, 6000K cool white) in one board\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Range:\u003c\/strong\u003e Compatible with DC 3.7V–5V power sources — works with LiPo batteries, USB power banks, and more\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBuilt-In Control Switch:\u003c\/strong\u003e Easily toggle the light on or off without additional wiring\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePlastic Housing:\u003c\/strong\u003e Lightweight and durable construction for easy integration into DIY builds\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Color Temperatures:\u003c\/strong\u003e Choose warm white (3500K) for ambient lighting or cool white (6000K) for task and flashlight applications\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Versatile:\u003c\/strong\u003e Designed for flashlights, night lighting, desk lamps, and custom electronics projects\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy to Integrate:\u003c\/strong\u003e Straightforward connection points for quick wiring in any DIY circuit\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOperating Voltage\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDC 3.7V – 5V\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRound LED\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.3W | 3500K Warm White\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eRectangle LED\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1W | 6000K Cool White\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003ePlastic\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePackage Includes\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 × Dual LED Light Board with Control Switch\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland China\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/table\u003e\n\n\u003cp\u003e\u003cem\u003eNote: Due to manual measurement, please allow a tolerance of 1–3mm. Actual colors may vary slightly from product images due to differences in monitor calibration.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eDIY flashlight and torch builds\u003c\/li\u003e\n  \u003cli\u003eNight light and ambient lamp projects\u003c\/li\u003e\n  \u003cli\u003eDesk lamp and study light assemblies\u003c\/li\u003e\n  \u003cli\u003eMaker, hobbyist, and electronics prototyping\u003c\/li\u003e\n  \u003cli\u003eArduino, Raspberry Pi, and custom circuit projects\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-8m-displayport-to-hdmi-cable-4k-dp-adapter-pc-hdtv-projector\"\u003e1.8M DisplayPort to HDMI Cable 4K – DP Adapter for PC \u0026amp; TV\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-channel-scr-solid-state-relay-switch-module-dc3-24v-40a-optocoupler\"\u003e1-Channel SCR Solid State Relay Module DC3-24V 40A Optocoupler\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/usb-c-to-hdmi-cable-1-8m-4k-macbook-laptop-phone\"\u003e1.8M USB-C to HDMI Cable 4K – MacBook, Laptop \u0026amp; Phone\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor guidance on electrical safety and DIY electronics best practices, visit the U.S. Consumer Product Safety Commission – Electrical Safety Resource.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What power sources are compatible with this dual LED light board?\u003c\/h4\u003e\n\u003cp\u003eA: This LED light board operates on DC 3.7V–5V, making it compatible with a wide range of power sources including 3.7V LiPo\/lithium batteries, USB power banks (5V output), and standard 5V USB adapters. It's ideal for portable and plug-in DIY lighting builds alike.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use both LEDs at the same time?\u003c\/h4\u003e\n\u003cp\u003eA: The board features both a round warm white LED (0.3W, 3500K) and a rectangle cool white LED (1W, 6000K). The built-in control switch allows you to manage the lighting output. Please refer to the product images for the switching configuration specific to your use case.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this suitable for beginner DIY electronics projects?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely! This dual LED light board is a straightforward component with clearly labelled connection points and a built-in switch, making it approachable for beginners while still being flexible enough for advanced hobbyists building custom flashlights, desk lamps, or night lights.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the color temperature difference between the two LEDs?\u003c\/h4\u003e\n\u003cp\u003eA: The round LED emits warm white light at 3500K, which is great for cosy ambient or night lighting. The rectangle LED emits cool white light at 6000K, ideal for task lighting, flashlights, or any application where bright, clear illumination is needed.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What power sources are compatible with this dual LED light board?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This LED light board operates on DC 3.7V–5V, making it compatible with a wide range of power sources including 3.7V LiPo\/lithium batteries, USB power banks (5V output), and standard 5V USB adapters. It's ideal for portable and plug-in DIY lighting builds alike.\"}}, {\"@type\": \"Question\", \"name\": \"Can I use both LEDs at the same time?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The board features both a round warm white LED (0.3W, 3500K) and a rectangle cool white LED (1W, 6000K). 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