{"product_id":"mini-wireless-remote-control-relay-switch-3-7-12v-315mhz-433mhz","title":"Mini Wireless Relay Switch 3.7–12V | 315MHz 433MHz RF Receiver","description":"\n\u003ch2\u003eMini Wireless Remote Control Relay Switch – 3.7V to 12V | 315MHz \u0026amp; 433MHz\u003c\/h2\u003e\n\u003cp\u003eTake control of your LED lights, small appliances, and DIY electronics projects with this compact \u003cstrong\u003eMini Wireless Remote Control Relay Switch\u003c\/strong\u003e. Operating on both \u003cstrong\u003e315MHz and 433MHz\u003c\/strong\u003e frequencies and supporting a wide voltage range of \u003cstrong\u003e3.7V to 12V\u003c\/strong\u003e, this micro receiver module is a versatile, plug-and-play solution for hobbyists, makers, and professionals alike.\u003c\/p\u003e\n\n\u003ch3\u003eWhy You'll Love This Relay Switch\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWide Voltage Compatibility:\u003c\/strong\u003e Works seamlessly with 3.7V, 5V, 6V, 9V, and 12V power supplies — perfect for a broad range of electronics and LED lamp setups.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Frequency Support:\u003c\/strong\u003e Compatible with both 315MHz and 433MHz RF signals for flexible pairing with a variety of remote transmitters.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUltra-Compact Design:\u003c\/strong\u003e Micro-sized form factor fits easily into tight enclosures, project boxes, and custom builds without taking up valuable space.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDurable Construction:\u003c\/strong\u003e Built with a sturdy plastic and metal (alloy) body in a sleek black finish for long-lasting everyday use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Integration:\u003c\/strong\u003e Ideal for controlling LED strips, LED lamps, small motors, and other low-voltage DC loads wirelessly.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLow Voltage Safe:\u003c\/strong\u003e Operates below 50Vac or 75Vdc, meeting EU LVD low voltage safety standards.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo High-Concern Chemicals:\u003c\/strong\u003e Manufactured with no high-concern chemical substances for a safer build.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOperating Voltage:\u003c\/strong\u003e 3.7V – 12V DC\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFrequency:\u003c\/strong\u003e 315MHz \/ 433MHz\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Plastic + Metal (Alloy)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEU LVD:\u003c\/strong\u003e Below 50Vac or 75Vdc\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-Concern Chemicals:\u003c\/strong\u003e None\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Contents:\u003c\/strong\u003e 1 × Mini Relay Wireless Remote Control Switch (Micro Receiver)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eLED lamp and LED strip wireless control\u003c\/li\u003e\n  \u003cli\u003eDIY electronics and maker projects\u003c\/li\u003e\n  \u003cli\u003eHome automation and smart lighting setups\u003c\/li\u003e\n  \u003cli\u003eRobotics, RC vehicles, and low-voltage switching applications\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eImportant Notes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eProduct images are for reference only; please refer to the written specifications for exact dimensions.\u003c\/li\u003e\n  \u003cli\u003eAllow ±5–10mm variation due to manual measurement.\u003c\/li\u003e\n  \u003cli\u003eActual color may vary slightly from photos due to monitor settings, lighting, and saturation differences.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eExplore More from Our Store\u003c\/h3\u003e\n\u003cp\u003eLooking to build out your smart home or electronics setup? Check out these related products:\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/1-percent-better-every-day-motivational-canvas-wall-art-print\"\u003e\"1% Better Every Day\" Motivational Canvas Wall Art Print\u003c\/a\u003e — a great addition to any maker's workspace.\u003c\/li\u003e\n  \u003cli\u003e\n\u003ca href=\"\/products\/best-seat-in-the-house-retro-quote-canvas-wall-art-print\"\u003e\"Best Seat In The House\" Retro Quote Canvas Wall Art Print\u003c\/a\u003e — perfect for your home theater or lounge lighting project.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eLearn More About RF Wireless Technology\u003c\/h3\u003e\n\u003cp\u003eTo better understand how 315MHz and 433MHz radio frequency modules work in DIY and consumer electronics, visit the U.S. Consumer Product Safety Commission (CPSC) for guidance on safe use of electronic components and low-voltage devices.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What voltage does this mini relay wireless remote control switch support?\u003c\/h4\u003e\n\u003cp\u003eA: This micro receiver relay switch supports a wide input voltage range of 3.7V to 12V DC, making it compatible with most common low-voltage power supplies including 3.7V LiPo batteries, 5V USB supplies, 9V adapters, and 12V DC power sources.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What frequencies does this wireless relay switch work with?\u003c\/h4\u003e\n\u003cp\u003eA: This relay switch supports both 315MHz and 433MHz RF frequencies, making it broadly compatible with a wide range of wireless remote transmitters commonly used in DIY electronics and home automation projects.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use this relay switch to control LED strips or LED lamps wirelessly?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! This mini relay switch is specifically designed for wireless control of LED lamps, LED strips, and other small low-voltage DC loads. Simply wire it into your circuit and pair it with a compatible RF remote transmitter to control your LEDs remotely.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this product safe for home electronics use?\u003c\/h4\u003e\n\u003cp\u003eA: This relay module operates below 50Vac or 75Vdc, meeting EU LVD (Low Voltage Directive) safety classifications. It also contains no high-concern chemicals. Always follow proper electrical safety practices when integrating relay modules into your projects.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What voltage does this mini relay wireless remote control switch support?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This micro receiver relay switch supports a wide input voltage range of 3.7V to 12V DC, making it compatible with most common low-voltage power supplies including 3.7V LiPo batteries, 5V USB supplies, 9V adapters, and 12V DC power sources.\"}}, {\"@type\": \"Question\", \"name\": \"What frequencies does this wireless relay switch work with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This relay switch supports both 315MHz and 433MHz RF frequencies, making it broadly compatible with a wide range of wireless remote transmitters commonly used in DIY electronics and home automation projects.\"}}, {\"@type\": \"Question\", \"name\": \"Can I use this relay switch to control LED strips or LED lamps wirelessly?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! 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