{"product_id":"2-6w-640nm-red-laser-positioning-indicator-adjustable-focus-head-3-2-power-modes-60-thermal-protection-full-anodized-aluminum-body-for-astronomy-outdoor-signaling-and-teaching-demonstration","title":"2.6W 640nm Red Laser Positioning Indicator, Adjustable Focus Head, 3+2 Power Modes, 60℃ Thermal Protection, Full Anodized Aluminum Body for Astronomy, Outdoor Signaling and Teaching Demonstration","description":"\u003cdiv data-page-id=\"SbJ4doGPoovLb4xQlJZctqb9nrb\" data-lark-html-role=\"root\" data-docx-has-block-data=\"false\"\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-M0Nxf9s5Id7Hy1co8cvceX2WnNe\"\u003eProduct Overview\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-VrmjfmRGFd7s2lcY2Ozcjb6ynne\"\u003eThis 2.6W 640nm high-brightness red laser positioning indicator is a professional optical tool designed for astronomy enthusiasts, outdoor explorers and science educators. Featuring adjustable focus design, multi-level brightness modes and intelligent temperature control system, it provides stable, long-distance beam performance for star pointing, outdoor team positioning and teaching demonstration purposes. Adopting premium full aluminum alloy anodized housing, the laser is sturdy, portable and durable for long-term daily and outdoor use.\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-YHxlfrFlXdDoFDcfULlcsXWLnog\"\u003eCore Features\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-Cv77ft8fCdM63ocyE37cLYyencV\"\u003e\n\u003cstrong\u003eAdjustable Focus Head\u003c\/strong\u003e Rotate the laser head freely to adjust the beam thickness within a certain range, switching between concentrated pinpoint spot and wide beam to adapt to different observation and positioning scenarios.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-TjwUfK0pudfUvtc64HKcnqoanXB\"\u003e\n\u003cstrong\u003e21700 Battery Compatibility\u003c\/strong\u003e Supports flat-top 21700 lithium batteries with 3C or higher discharge rate (battery not included, self-prepared).\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-DBe3foZ5RdxZVncdViDcSxp6nLe\"\u003e\n\u003cstrong\u003e3+2 Multi-Function Modes with Rear Push Switch\u003c\/strong\u003e Traditional 3 brightness levels for daily use; Double-click for ultra-high brightness mode; Triple-click for strobe flash mode for emergency signal reminding.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-WL4yfINYNd9IoRc8dKqcK50knbu\"\u003e\n\u003cstrong\u003ePremium Anodized Aluminum Alloy Body\u003c\/strong\u003e Integrated full metal housing with anti-oxidation and wear-resistant anodized surface. Size: approx. 19cm length, 3cm width Weight: approx. 0.2kg Lightweight, solid and portable for outdoor carrying.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-T87gfTuMEdPFs3cWZb9cfkuEnef\"\u003e\n\u003cstrong\u003eLong-Distance Visible Beam\u003c\/strong\u003e Effective visible distance reaches 2 to 5 kilometers. The actual irradiation distance is affected by ambient wind speed, temperature and air quality.\u003c\/div\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-UGBWf5Y1xd3NHlcTxjKc2MBEnAb\"\u003e\n\u003cstrong\u003e60℃ Intelligent Thermal Protection\u003c\/strong\u003e Built-in temperature sensing module automatically reduces power when the internal temperature reaches 60℃, effectively protecting the laser diode and avoiding overheating damage.\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-AybCfz88ZdXRi3cqTficIu0hnYg\"\u003eApplication Scenarios\u003c\/h3\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-ECggfXHdKdihbwcEgHXcr6Y1ncg\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eAstronomy Observation\u003c\/strong\u003e: Accurately pointing stars and constellations for night stargazing\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-C9oLfYuRXd5eYgcIHy5cGhuHnfm\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eOutdoor Activities\u003c\/strong\u003e: Long-distance signal indication and team direction positioning during camping, hiking and field exploration\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-SJBzfeoAodPxJZchic9cKg0rnJo\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e\n\u003cstrong\u003eScience Teaching\u003c\/strong\u003e: Auxiliary optical demonstration for astronomy courses and popular science teaching\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-MJcyfDPRSdp5QfcBdd4cGBplnvd\"\u003eWarranty \u0026amp; After-Sales Policy\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-PZ50fpll6dabPFc222dcJUhjn9e\"\u003eWe provide \u003cstrong\u003e1-year official warranty\u003c\/strong\u003e for quality problems under normal use. Paid maintenance service is required for damage caused by human factors, including: water ingress, unauthorized disassembly, falling collision, man-made damage and improper use.\u003c\/div\u003e\n\u003ch3 class=\"heading-3 ace-line old-record-id-IKpufRFl8dva1ucQgB0chXZen28\"\u003eMandatory Laser Safety Disclaimer\u003c\/h3\u003e\n\u003cdiv class=\"ace-line ace-line old-record-id-IpsvfMs0EddhE6ckSeqc2aV9nih\"\u003eThis is Class 4 professional high-power optical equipment, intended for adult use only. Keep away from minors under 18. Always wear professional laser safety goggles during operation. Do not aim the laser beam at eyes, crowds, vehicles, aircraft, buildings and animals to avoid safety risks. Do not keep the device powered on unattended for a long time.\u003c\/div\u003e\n\u003ch2 class=\"heading-2 ace-line old-record-id-IrwAfESkUdvxc3cs2kacOBS1nnd\"\u003e4. Short Selling Tags (Watermark \/ Sidebar)\u003c\/h2\u003e\n\u003cul start=\"1\" class=\"list-bullet1\"\u003e\n\u003cli class=\"ace-line ace-line old-record-id-BwTofa4vbdjkKScKyd8cjK46nQe\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e2.6W 640nm High Brightness Red Laser\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-BH4bfhAkLdVewIco8HecXIINn24\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eRotatable Adjustable Focus Head\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-WdkHfMs5vdGkvYcRM2qc36MOnZd\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e3+2 Multi Modes, Ultra Bright \u0026amp; Strobe Mode\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-OlBbfbhSLdPVgLcZJvwcUmUenyP\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eSupports 3C+ Flat-Top 21700 Battery\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-VcRUfkPePdZSoDcjEBdcGCy6nfc\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eFull Anodized Aluminum Alloy Housing\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-JgEJfB1Q5dMQzncQgqEc8auSnTe\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e2–5KM Long Visible Distance\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-Q4grf7WqedKtUxcCdX3cor5Wn8d\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e60℃ Automatic Heat Protection\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-LalqfjWRidrNDIc0VmwcMGZ5nde\" data-list=\"bullet\"\u003e\n\u003cdiv\u003e1-Year Official Warranty\u003c\/div\u003e\n\u003c\/li\u003e\n\u003cli class=\"ace-line ace-line old-record-id-Rtjcfj6qxdfXPFcPiXbczUFtnUb\" data-list=\"bullet\"\u003e\n\u003cdiv\u003eFor Astronomy, Outdoor \u0026amp; Teaching Use\u003c\/div\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cp\u003e \u003c\/p\u003e","brand":"Gearlair","offers":[{"title":"Default Title","offer_id":50588214362335,"sku":null,"price":249.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0803\/3632\/2783\/files\/image______1._640n..._0.jpg?v=1784598793","url":"https:\/\/gearlair.com\/products\/2-6w-640nm-red-laser-positioning-indicator-adjustable-focus-head-3-2-power-modes-60-thermal-protection-full-anodized-aluminum-body-for-astronomy-outdoor-signaling-and-teaching-demonstration","provider":"Gearlair","version":"1.0","type":"link"}