{"product_id":"esmarter-4-1-led-rechargeable-headlamp-waterproof-18650","title":"ESMARTER 4+1 LED Rechargeable Headlamp – Waterproof 18650","description":"\n\u003ch2\u003eESMARTER Ultra Powerful 4+1 LED Rechargeable Headlamp\u003c\/h2\u003e\n\u003cp\u003eLight up every adventure with the \u003cstrong\u003eESMARTER CT021 Headlamp\u003c\/strong\u003e — a high-performance, rechargeable head light featuring \u003cstrong\u003e4+1 high-intensity LED bulbs\u003c\/strong\u003e for exceptional brightness. Whether you're fishing at dawn, hunting at dusk, hiking rugged trails, or setting up camp after dark, this headlamp delivers reliable, hands-free illumination wherever you need it most.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4+1 High-Intensity LED Bulbs:\u003c\/strong\u003e Five powerful LEDs combine to deliver outstanding brightness, giving you wide-angle coverage plus a focused center beam — ideal for both close-up tasks and long-range visibility.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRechargeable 18650 Battery Compatible:\u003c\/strong\u003e Designed to work with an 18650 battery (not included), offering long-lasting runtime and easy recharging so you're never left in the dark. Nominal voltage: 3.7V.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWaterproof Construction:\u003c\/strong\u003e Built with a waterproof design to handle rain, splashes, and wet outdoor conditions — perfect for fishing, hunting, and other demanding environments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCE \u0026amp; RoHS Certified:\u003c\/strong\u003e Fully certified to CE and RoHS safety standards, ensuring quality, safety, and environmental compliance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo High-Concern Chemicals:\u003c\/strong\u003e Constructed without high-concern chemicals, making it safe for you and the environment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLightweight \u0026amp; Portable:\u003c\/strong\u003e Compact and ergonomically designed for comfortable extended wear — great for camping, trekking, night runs, or any hands-free task.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdjustable Head Strap:\u003c\/strong\u003e Fits most head sizes securely, keeping the lamp stable during active use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e ESMARTER\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eModel:\u003c\/strong\u003e CT021\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLight Source:\u003c\/strong\u003e LED Bulbs (4+1 configuration)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNominal Voltage:\u003c\/strong\u003e 3.7V\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBattery:\u003c\/strong\u003e 18650 (not included)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWaterproof:\u003c\/strong\u003e Yes\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCertifications:\u003c\/strong\u003e CE, RoHS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCountry of Origin:\u003c\/strong\u003e Made in China\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eFishing \u0026amp; Night Fishing\u003c\/li\u003e\n  \u003cli\u003eHunting \u0026amp; Wildlife Observation\u003c\/li\u003e\n  \u003cli\u003eCamping \u0026amp; Hiking\u003c\/li\u003e\n  \u003cli\u003eTrail Running \u0026amp; Cycling\u003c\/li\u003e\n  \u003cli\u003eDIY, Home Repair \u0026amp; Workshop Tasks\u003c\/li\u003e\n  \u003cli\u003eEmergency \u0026amp; Power Outage Preparedness\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\/10-piece-complete-gardening-tool-kit\"\u003e10-Piece Gardening Tool Kit – Iron Head \u0026amp; Plastic Handle\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-2-inch-8-piece-hex-short-socket-set-vanadium-steel\"\u003e1\/2\" Drive 8-Piece Hex Short Socket Set – Vanadium Steel\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/hex-nut-bolt-extractor-tool-kit-10-piece\"\u003e10-Pc Hex Nut \u0026amp; Bolt Extractor Kit 9–19mm | HIP Tools\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.osha.gov\/hand-power-tools\" target=\"_blank\" rel=\"noopener\"\u003eOSHA guidance on hand and power tools\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Does the ESMARTER CT021 headlamp come with a battery included?\u003c\/h4\u003e\n\u003cp\u003eA: No, the headlamp is not supplied with a battery. It is compatible with a standard 18650 rechargeable battery (3.7V), which is available separately. Simply insert your 18650 battery and you're ready to go.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this LED headlamp truly waterproof for fishing and outdoor use?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The ESMARTER CT021 features a waterproof design, making it well-suited for fishing, hunting, and other outdoor activities where exposure to rain or moisture is likely. However, it is not designed for full submersion — avoid prolonged underwater use.\u003c\/p\u003e\n\u003ch4\u003eQ: How many light modes does the 4+1 LED headlamp offer?\u003c\/h4\u003e\n\u003cp\u003eA: The headlamp features a 4+1 LED configuration, allowing you to switch between the four main LEDs for wide-area brightness and the single focused LED for targeted illumination, giving you versatile lighting options for any situation.\u003c\/p\u003e\n\u003ch4\u003eQ: Is this headlamp certified safe to use?\u003c\/h4\u003e\n\u003cp\u003eA: Yes. The ESMARTER CT021 headlamp holds CE and RoHS certifications, confirming it meets internationally recognised safety and environmental standards. It is also constructed without high-concern chemicals.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Does the ESMARTER CT021 headlamp come with a battery included?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No, the headlamp is not supplied with a battery. It is compatible with a standard 18650 rechargeable battery (3.7V), which is available separately. 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