{"product_id":"532nm-green-laser-dot-module-50mw-100mw-200mw-diy-pointer-kit","title":"532nm Green Laser Dot Module 50mW\/100mW\/200mW DIY Pointer Kit","description":"\u003ch2\u003e532nm Green Laser Dot Module — DIY Pointer \u0026amp; Torch Kit\u003c\/h2\u003e\n\u003cp\u003eBuild your own high-performance laser pointer with this precision-engineered \u003cstrong\u003e532nm Green Laser Dot Module\u003c\/strong\u003e. Available in three output power levels — \u003cstrong\u003e50mW, 100mW, and 200mW\u003c\/strong\u003e — this compact brass module comes complete with an aluminium heatsink, integrated driver circuit, and spring contact, giving you everything you need for a clean, professional DIY laser build. Made in Mainland China.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003e⚠ Safety Notice:\u003c\/strong\u003e This is a high-power laser module. Always wear appropriate laser safety eyewear rated for 532nm wavelengths before operating or assembling. Never direct the beam toward eyes or reflective surfaces. Users must be familiar with laser safety guidelines before undertaking any DIY laser project.\u003c\/p\u003e\n\n\u003ch3\u003eKey Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWavelength:\u003c\/strong\u003e 532nm (Green)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOutput Power:\u003c\/strong\u003e 50mW \/ 100mW \/ 200mW (select your variant)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorking Voltage:\u003c\/strong\u003e DC 3.7V – 4.2V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWorking Temperature:\u003c\/strong\u003e +15°C to +35°C\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLaser Shape:\u003c\/strong\u003e Dot\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Brass body\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e Ø12mm × 50mm (including PCB)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLens:\u003c\/strong\u003e 5mm Glass lens\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePower Source:\u003c\/strong\u003e DC (batteries not included)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1× 532nm Green Laser Dot Module (with aluminium heatsink, driver \u0026amp; spring)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eFeatures \u0026amp; Highlights\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComplete DIY Module Set:\u003c\/strong\u003e Designed for use with popular torch\/pointer housings including GD-301, 300, 300A, and 350 type casings — perfect for hobbyists and electronics enthusiasts.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIntegrated Driver \u0026amp; Heatsink:\u003c\/strong\u003e The built-in aluminium heatsink and driver circuit ensure stable operation and efficient heat dissipation during use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpring Contact Design:\u003c\/strong\u003e Spring acts as the negative (−) terminal; the bronze casing serves as the positive (+) terminal for easy, reliable battery connection.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBright 532nm Green Beam:\u003c\/strong\u003e The 532nm wavelength produces a vivid, highly visible green dot ideal for pointing, alignment, and DIY laser projects.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Precision-Built:\u003c\/strong\u003e At just Ø12mm × 50mm, this module fits neatly into standard laser pointer hosts and enclosures.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThree Power Options:\u003c\/strong\u003e Choose 50mW for everyday use, 100mW for enhanced brightness, or 200mW for maximum output in your DIY builds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWho Is This For?\u003c\/h3\u003e\n\u003cp\u003eThis module is ideal for electronics hobbyists, makers, and DIY enthusiasts who want to build or upgrade their own custom laser pointers and torch-style laser devices. Whether you're experimenting with laser optics, creating a custom pointer, or exploring electronics projects, this module provides a reliable, high-quality starting point.\u003c\/p\u003e\n\n\u003cp\u003eFor general information on laser safety classifications and standards, refer to the U.S. FDA — Laser Products and Instruments guidance page.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What power level should I choose for my DIY green laser pointer module?\u003c\/h4\u003e\n\u003cp\u003eA: It depends on your intended use. The 50mW 532nm green laser dot module is suitable for general pointing and low-intensity DIY projects. The 100mW variant offers greater brightness and visibility over longer distances. The 200mW module delivers maximum output and is best suited for advanced DIY builds where high-intensity green laser performance is needed. Always use appropriate laser safety eyewear for any power level above 30mW.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What type of battery or power source does this laser dot module require?\u003c\/h4\u003e\n\u003cp\u003eA: This 532nm green laser module operates on a DC voltage of 3.7V to 4.2V, making it compatible with standard 18650 lithium-ion rechargeable cells commonly used in laser pointer torch housings. Batteries are not included — please source a suitable battery for your chosen host casing.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Which laser pointer housings or casings is this module compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This module is designed to fit popular torch-style laser pointer housings, including GD-301 type, 300 type, 300A type, and 350 type casings. It is a complete set including the laser diode module, aluminium heatsink, driver circuit, and spring contact, so it drops into compatible hosts with minimal additional parts needed.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this green laser module safe to use?\u003c\/h4\u003e\n\u003cp\u003eA: This is a high-power laser module and must be handled with care. Always wear 532nm-rated laser safety eyewear before operating or assembling the module. Never point the beam at eyes, people, animals, or reflective surfaces. Familiarise yourself with laser safety best practices before beginning any DIY laser project. The FDA provides guidance on laser product safety at fda.gov.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What power level should I choose for my DIY green laser pointer module?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"It depends on your intended use. The 50mW 532nm green laser dot module is suitable for general pointing and low-intensity DIY projects. The 100mW variant offers greater brightness and visibility over longer distances. The 200mW module delivers maximum output and is best suited for advanced DIY builds where high-intensity green laser performance is needed. 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