{"product_id":"all4-smart-lcd-battery-charger-4-slot-aa-aaa-usb-c","title":"SPERAS ALL4 Smart LCD Battery Charger | 4-Slot AA\/AAA USB-C","description":"\u003cdiv style=\"font-family: 'Inter', -apple-system, BlinkMacSystemFont, Arial, sans-serif; color: #1e293b; line-height: 1.6; max-width: 950px; margin: 0 auto;\"\u003e\n\u003cstyle\u003e\n    \/* 手机端专用修复：不改变电脑端任何样式 *\/\n    @media (max-width: 768px) {\n        \/* 全局断行，防止长单词溢出 *\/\n        div[style*=\"max-width: 950px\"] * {\n            word-break: break-word;\n            overflow-wrap: break-word;\n        }\n        \/* Hero 区域 *\/\n        div[style*=\"background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%)\"] {\n            padding: 30px 18px !important;\n        }\n        div[style*=\"background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%)\"] h1 {\n            font-size: 26px !important;\n            line-height: 1.3 !important;\n        }\n        div[style*=\"background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%)\"] p {\n            font-size: 15px !important;\n            line-height: 1.45 !important;\n        }\n        \/* 标题 *\/\n        h2[style*=\"font-size: 26px\"] {\n            font-size: 22px !important;\n            padding-left: 12px !important;\n            margin-bottom: 20px !important;\n        }\n        \/* 四个功能卡片 *\/\n        div[style*=\"display: flex; flex-wrap: wrap; gap: 20px\"] \u003e div {\n            flex: 1 1 100% !important;\n            padding: 20px 18px !important;\n        }\n        div[style*=\"display: flex; flex-wrap: wrap; gap: 20px\"] \u003e div h3 {\n            font-size: 18px !important;\n            margin-bottom: 10px !important;\n        }\n        div[style*=\"display: flex; flex-wrap: wrap; gap: 20px\"] \u003e div p {\n            font-size: 14px !important;\n            line-height: 1.5 !important;\n        }\n        \/* Simple Operation 列表 *\/\n        div[style*=\"background: #fff; padding: 25px; border-radius: 12px\"] ul {\n            font-size: 14px !important;\n            line-height: 1.6 !important;\n            padding-left: 18px !important;\n        }\n        div[style*=\"background: #fff; padding: 25px; border-radius: 12px\"] li {\n            margin-bottom: 8px !important;\n        }\n        \/* 技术规格表格 *\/\n        div[style*=\"border: 1px solid #e2e8f0; border-radius: 8px; overflow: hidden\"] {\n            overflow-x: auto !important;\n        }\n        table[style*=\"width: 100%; border-collapse: collapse\"] {\n            min-width: 480px !important;\n        }\n        table[style*=\"width: 100%; border-collapse: collapse\"] td,\n        table[style*=\"width: 100%; border-collapse: collapse\"] th {\n            padding: 12px 14px !important;\n            font-size: 13px !important;\n        }\n        \/* FAQ 折叠面板 *\/\n        details {\n            padding: 14px 16px !important;\n        }\n        details summary {\n            font-size: 16px !important;\n            line-height: 1.4 !important;\n        }\n        details p {\n            font-size: 14px !important;\n            line-height: 1.5 !important;\n        }\n        \/* 其他文本微调 *\/\n        p, li, .feature-card p {\n            font-size: 14px !important;\n            line-height: 1.5 !important;\n        }\n    }\n\u003c\/style\u003e\n\u003cdiv style=\"background: linear-gradient(135deg, #0f172a 0%, #1e293b 100%); padding: 40px 25px; border-radius: 12px; margin-bottom: 40px; text-align: center; box-shadow: 0 10px 30px rgba(0,0,0,0.15); border-bottom: 5px solid #ea580c;\"\u003e\n\u003cspan style=\"display: inline-block; background: #ea580c; color: #fff; padding: 6px 16px; border-radius: 20px; font-size: 14px; font-weight: 900; text-transform: uppercase; letter-spacing: 1px; margin-bottom: 15px;\"\u003eSmart LCD Power Hub\u003c\/span\u003e\n\u003ch1 style=\"font-size: 32px; font-weight: 900; margin: 0 0 20px 0; line-height: 1.3; color: #ffffff !important;\"\u003eSPERAS ALL4: Smart 4-Slot Battery Charger with LCD Display\u003c\/h1\u003e\n\u003cp style=\"font-size: 17px; color: #cbd5e1 !important; max-width: 750px; margin: 0 auto;\"\u003eTake the guesswork out of charging. The SPERAS ALL4 features an intuitive \u003cstrong\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003eLCD screen\u003c\/span\u003e\u003c\/strong\u003e for real-time monitoring, 4 independent channels, and smart auto-detection to safely charge mixed battery chemistries simultaneously.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"font-size: 26px; font-weight: 900; color: #0f172a; border-left: 5px solid #ea580c; padding-left: 15px; margin-bottom: 25px;\"\u003eSPERAS ALL4 Key Features\u003c\/h2\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; gap: 20px; margin-bottom: 50px;\"\u003e\n\u003cdiv style=\"flex: 1 1 45%; background: #f8fafc; padding: 25px; border-radius: 12px; border: 1px solid #e2e8f0;\"\u003e\n\u003ch3 style=\"font-size: 20px; font-weight: 800; color: #0f172a; margin-top: 0;\"\u003e🔋 Independent 4-Slot Mixed Charging\u003c\/h3\u003e\n\u003cp style=\"font-size: 15px; color: #475569;\"\u003eIndependently charge 1, 2, 3, or 4 pcs of AA\/AAA rechargeable batteries at once. You can simultaneously mix \u003cstrong\u003e1.2V Ni-MH \/ Ni-CD\u003c\/strong\u003e cells with \u003cstrong\u003e1.5V Lithium-ion\u003c\/strong\u003e batteries without any compatibility issues.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 45%; background: #f8fafc; padding: 25px; border-radius: 12px; border: 1px solid #e2e8f0;\"\u003e\n\u003ch3 style=\"font-size: 20px; font-weight: 800; color: #0f172a; margin-top: 0;\"\u003e📺 Visible Charging Process\u003c\/h3\u003e\n\u003cp style=\"font-size: 15px; color: #475569;\"\u003eThe built-in LCD screen dynamically shows the real-time charging process. Each battery slot has its own status indicator, allowing the battery power level to be monitored easily at a glance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 45%; background: #f8fafc; padding: 25px; border-radius: 12px; border: 1px solid #e2e8f0;\"\u003e\n\u003ch3 style=\"font-size: 20px; font-weight: 800; color: #0f172a; margin-top: 0;\"\u003e🧠 1.2V \u0026amp; 1.5V Auto-Detection\u003c\/h3\u003e\n\u003cp style=\"font-size: 15px; color: #475569;\"\u003eThe ALL4 microchip automatically identifies whether you inserted 1.2V Ni-MH\/Ni-CD or 1.5V Li-ion batteries. It will \u003cstrong\u003eswitch off automatically\u003c\/strong\u003e after a full charge, ensuring 100% safety and preventing battery degradation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1 1 45%; background: #f8fafc; padding: 25px; border-radius: 12px; border: 1px solid #e2e8f0;\"\u003e\n\u003ch3 style=\"font-size: 20px; font-weight: 800; color: #0f172a; margin-top: 0;\"\u003e⚡ DC 5V\/2A Fast Charging\u003c\/h3\u003e\n\u003cp style=\"font-size: 15px; color: #475569;\"\u003eEquipped with a modern DC 5V 2A fast charging input port via USB-C. This significantly boosts power delivery, helping you save a lot of charging time compared to standard models.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"font-size: 26px; font-weight: 900; color: #0f172a; border-left: 5px solid #ea580c; padding-left: 15px; margin-bottom: 20px;\"\u003eSimple Operation\u003c\/h2\u003e\n\u003cdiv style=\"background: #fff; padding: 25px; border-radius: 12px; border: 1px solid #e2e8f0; margin-bottom: 50px; box-shadow: 0 4px 10px rgba(0,0,0,0.03);\"\u003e\n\u003cul style=\"font-size: 16px; color: #475569; line-height: 1.8; margin: 0; padding-left: 20px;\"\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003ePlug \u0026amp; Play:\u003c\/strong\u003e Plug in the Type-C cable and turn on the power. The charger will automatically recognize the rechargeable battery type and charge it.\u003c\/li\u003e\n\u003cli style=\"margin-bottom: 10px;\"\u003e\n\u003cstrong\u003eInsert Batteries:\u003c\/strong\u003e Make sure the battery is placed correctly so that the \"+\/-\" pole of the battery perfectly corresponds to the \"+\/-\" markings of the charger.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMonitor:\u003c\/strong\u003e Independently show the charging status of each battery in the form of a clear battery icon on the LCD screen.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"font-size: 26px; font-weight: 900; color: #0f172a; border-left: 5px solid #ea580c; padding-left: 15px; margin-bottom: 20px;\"\u003eTechnical Specifications \u003c\/h2\u003e\n\u003cdiv style=\"border: 1px solid #e2e8f0; border-radius: 8px; overflow: hidden; margin-bottom: 50px; box-shadow: 0 4px 6px rgba(0,0,0,0.02);\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; font-size: 15px; text-align: left;\"\u003e\n\u003ctbody\u003e\n\u003ctr style=\"background-color: #f8fafc; border-bottom: 1px solid #e2e8f0;\"\u003e\n\u003ctd style=\"padding: 14px 20px; font-weight: bold; color: #1e293b; width: 35%;\"\u003eModel\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 20px; color: #475569;\"\u003eSPERAS ALL4\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff; border-bottom: 1px solid #e2e8f0;\"\u003e\n\u003ctd style=\"padding: 14px 20px; font-weight: bold; color: #1e293b;\"\u003eInput Power\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 20px; color: #ea580c; font-weight: bold;\"\u003eUSB Type-C (DC 5V \/ 2A)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f8fafc; border-bottom: 1px solid #e2e8f0;\"\u003e\n\u003ctd style=\"padding: 14px 20px; font-weight: bold; color: #1e293b;\"\u003eOutput Current\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 20px; color: #475569;\"\u003e\n\u003cstrong\u003e1.2V batteries:\u003c\/strong\u003e 350mA × 4 channels \u003cbr\u003e\u003cstrong\u003e1.5V batteries:\u003c\/strong\u003e 250mA × 4 channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff; border-bottom: 1px solid #e2e8f0;\"\u003e\n\u003ctd style=\"padding: 14px 20px; font-weight: bold; color: #1e293b;\"\u003eCompatible Batteries\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 20px; color: #475569;\"\u003eAA and AAA Sizes (Supports 1.2V Ni-MH \/ Ni-CD and 1.5V Lithium-ion)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #f8fafc; border-bottom: 1px solid #e2e8f0;\"\u003e\n\u003ctd style=\"padding: 14px 20px; font-weight: bold; color: #1e293b;\"\u003eIndication Type\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 20px; color: #2563eb; font-weight: bold;\"\u003eDigital LCD Screen\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr style=\"background-color: #ffffff;\"\u003e\n\u003ctd style=\"padding: 14px 20px; font-weight: bold; color: #1e293b;\"\u003eWorking Environment\u003c\/td\u003e\n\u003ctd style=\"padding: 14px 20px; color: #475569;\"\u003e0°C to 45°C (32°F to 113°F)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003ch2 style=\"font-size: 26px; font-weight: 900; color: #0f172a; border-left: 5px solid #ea580c; padding-left: 15px; margin-bottom: 25px;\"\u003eFrequently Asked Questions (FAQ)\u003c\/h2\u003e\n\u003cdiv style=\"margin-bottom: 50px;\"\u003e\n\u003cdetails open=\"\" style=\"background: #fff; padding: 20px; margin-bottom: 15px; border-radius: 8px; border: 1px solid #cbd5e1; cursor: pointer;\"\u003e\n\u003csummary style=\"font-size: 18px; font-weight: 800; color: #1e293b; outline: none;\"\u003eHow do I read the LCD screen?\u003c\/summary\u003e\n\u003cp style=\"margin-top: 15px; font-size: 16px; color: #475569; line-height: 1.6;\"\u003eThe LCD screen features independent battery icons for each of the 4 slots. When you insert a battery, the corresponding icon will begin to fill up dynamically, showing you the exact charging progress in real-time. Once the battery is full, the icon will become solid and the charger will auto-stop.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails open=\"\" style=\"background: #fff; padding: 20px; margin-bottom: 15px; border-radius: 8px; border: 1px solid #cbd5e1; cursor: pointer;\"\u003e\n\u003csummary style=\"font-size: 18px; font-weight: 800; color: #1e293b; outline: none;\"\u003eCan I charge just one or two batteries at a time?\u003c\/summary\u003e\n\u003cp style=\"margin-top: 15px; font-size: 16px; color: #475569; line-height: 1.6;\"\u003eYes. Unlike older chargers that require batteries to be charged in pairs, the SPERAS ALL4 features completely independent channels. You can independently charge 1, 2, 3, or 4  batteries at the same time, even mixing AA with AAA, or 1.2V Ni-MH with 1.5V Li-ion chemistries.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails style=\"background: #fff; padding: 20px; margin-bottom: 15px; border-radius: 8px; border: 1px solid #cbd5e1; cursor: pointer;\" open=\"\"\u003e\n\u003csummary style=\"font-size: 18px; font-weight: 800; color: #1e293b; outline: none;\"\u003eDoes it work with standard power banks?\u003c\/summary\u003e\n\u003cp style=\"margin-top: 15px; font-size: 16px; color: #475569; line-height: 1.6;\"\u003eAbsolutely. The ALL4 is equipped with a DC 5V 2A fast charging input port. You can safely power the charger using any high-quality power bank, making it perfect for camping and off-grid scenarios.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cscript type=\"application\/ld+json\"\u003e\n    {\n      \"@context\": \"https:\/\/schema.org\",\n      \"@type\": \"FAQPage\",\n      \"mainEntity\": [{\n        \"@type\": \"Question\",\n        \"name\": \"How do I read the LCD screen?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"The LCD screen features independent battery icons for each of the 4 slots. The corresponding icon fills up dynamically to show charging progress. Once full, the icon becomes solid and the charger automatically stops.\"\n        }\n      },{\n        \"@type\": \"Question\",\n        \"name\": \"Can I charge just one or two batteries at a time?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"Yes. The SPERAS ALL4 features completely independent channels. You can charge 1, 2, 3, or 4 batteries at the same time, and safely mix different sizes and chemistries.\"\n        }\n      },{\n        \"@type\": \"Question\",\n        \"name\": \"Does it work with standard power banks?\",\n        \"acceptedAnswer\": {\n          \"@type\": \"Answer\",\n          \"text\": \"Absolutely. The ALL4 uses a DC 5V 2A fast charging input port, meaning you can power it using standard power banks, wall adapters, or car chargers.\"\n        }\n      }]\n    }\n    \u003c\/script\u003e\n\u003c\/div\u003e","brand":"SPERAS","offers":[{"title":"ALL4 AA\/AAA 1.2V\/1.5V LCD Charger","offer_id":45253908332721,"sku":"","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0605\/4549\/9313\/files\/sperasflashlight-ALL4-10.jpg?v=1742305365","url":"https:\/\/sperasflashlight.com\/products\/all4-smart-lcd-battery-charger-4-slot-aa-aaa-usb-c","provider":"Speras Light","version":"1.0","type":"link"}