{"product_id":"18650-battery-charger-lcd-universal-smart-multi-size","title":"18650 Battery Charger with LCD Display, Universal Smart Charger for 3.7V \u0026 1.2V Rechargeable Batteries – Compatible with 26650, 18650, 18490, 18350, 17670, 17500, 16340, 14500, RCR123A Sizes","description":"\u003ch2\u003eUniversal 18650 Battery Charger with LCD Display\u003c\/h2\u003e\u003cp\u003eNever be caught with dead batteries again. The Universal Smart Battery Charger from Smart Tech Nest is the all-in-one charging solution for virtually every rechargeable cylindrical battery you own. Featuring a clear LCD screen that shows real-time battery capacity, this intelligent charger takes the guesswork out of charging — you always know exactly how full your batteries are. Compatible with both 3.7V lithium-ion and 1.2V NiMH\/NiCd batteries across a wide range of sizes, it's the only charger you'll ever need for flashlights, cameras, vapes, power tools, and more.\u003c\/p\u003e\u003ch2\u003eWhy This Battery Charger Belongs in Every Home\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003e📱 \u003cstrong\u003eLCD Battery Capacity Display\u003c\/strong\u003e – Real-time screen shows charge level so you always know your battery status\u003c\/li\u003e\n\u003cli\u003e🔋 \u003cstrong\u003eUniversal Multi-Size Compatibility\u003c\/strong\u003e – Charges 26650, 18650, 18490, 18350, 17670, 17500, 16340, 14500, RCR123A and more\u003c\/li\u003e\n\u003cli\u003e⚡ \u003cstrong\u003eDual Voltage Support\u003c\/strong\u003e – Compatible with both 3.7V lithium-ion and 1.2V NiMH\/NiCd rechargeable batteries\u003c\/li\u003e\n\u003cli\u003e🧠 \u003cstrong\u003eIntelligent Smart Charging\u003c\/strong\u003e – Automatically detects battery type and adjusts charging parameters for optimal performance\u003c\/li\u003e\n\u003cli\u003e🛡️ \u003cstrong\u003eBuilt-In Safety Protections\u003c\/strong\u003e – Overcharge, short-circuit, and reverse polarity protection for safe, worry-free charging\u003c\/li\u003e\n\u003cli\u003e🧳 \u003cstrong\u003eCompact \u0026amp; Portable Design\u003c\/strong\u003e – Lightweight and easy to store or carry for home, garage, or travel use\u003c\/li\u003e\n\u003cli\u003e🔦 \u003cstrong\u003eWide Application\u003c\/strong\u003e – Perfect for flashlights, cameras, vapes, radios, power tools, and any device using cylindrical rechargeable cells\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eSpecifications\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eDetails\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eDisplay\u003c\/td\u003e\n\u003ctd\u003eLCD Battery Capacity Screen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Voltages\u003c\/td\u003e\n\u003ctd\u003e3.7V (Li-ion) \/ 1.2V (NiMH\/NiCd)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCompatible Sizes\u003c\/td\u003e\n\u003ctd\u003e26650, 18650, 18490, 18350, 17670, 17500, 16340, 14500, RCR123A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCharging Type\u003c\/td\u003e\n\u003ctd\u003eIntelligent \/ Smart Auto-Detect\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSafety Features\u003c\/td\u003e\n\u003ctd\u003eOvercharge, short-circuit, reverse polarity protection\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDesign\u003c\/td\u003e\n\u003ctd\u003eCompact, Portable\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eApplications\u003c\/td\u003e\n\u003ctd\u003eFlashlights, Cameras, Vapes, Radios, Power Tools, and more\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\u003cp\u003e\u003cstrong\u003eQ: What battery sizes does this charger support?\u003c\/strong\u003e\u003cbr\u003eA: This universal charger is compatible with 26650, 18650, 18490, 18350, 17670, 17500, 16340, 14500, and RCR123A battery sizes, covering the most common cylindrical rechargeable battery formats.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Does it work with both lithium-ion and NiMH batteries?\u003c\/strong\u003e\u003cbr\u003eA: Yes. The charger supports 3.7V lithium-ion batteries and 1.2V NiMH\/NiCd batteries, making it truly universal for most rechargeable cylindrical cells.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What does the LCD screen show?\u003c\/strong\u003e\u003cbr\u003eA: The LCD display shows the real-time battery capacity (charge level) so you can monitor charging progress and know exactly when your batteries are ready to use.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Is it safe to leave batteries in the charger when fully charged?\u003c\/strong\u003e\u003cbr\u003eA: Yes. The intelligent charger automatically detects when batteries are fully charged and stops charging to prevent overcharging, keeping your batteries safe.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: What devices use 18650 or similar batteries?\u003c\/strong\u003e\u003cbr\u003eA: Common devices include LED flashlights, vape pens, digital cameras, radios, power tools, headlamps, and many other portable electronics that use cylindrical rechargeable cells.\u003c\/p\u003e\u003cp\u003e\u003cstrong\u003eQ: Would this make a good gift?\u003c\/strong\u003e\u003cbr\u003eA: Absolutely. It's a practical and appreciated gift for anyone who uses rechargeable batteries regularly — from outdoor enthusiasts and photographers to everyday tech users.\u003c\/p\u003e\u003ch2\u003eFast US Shipping\u003c\/h2\u003e\u003cp\u003eShips from US warehouse, free delivery 2-7 business days.\u003c\/p\u003e","brand":"Smart Tech Nest","offers":[{"title":"lcd4","offer_id":44469058732083,"sku":null,"price":50.04,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0678\/0937\/8355\/files\/106462f6168661a49add631ee29924e7.jpg?v=1783170492","url":"https:\/\/smarttechnest.com\/products\/18650-battery-charger-lcd-universal-smart-multi-size","provider":"Smart Tech Nest","version":"1.0","type":"link"}