{"product_id":"18650-li-ion-battery-case-holder-1-2-3-slot-storage-box-diy","title":"18650 Battery Case Holder – 1, 2 \u0026 3 Slot Storage Box DIY","description":"\n\u003ch2\u003e18650 Li-ion Battery Case Holder – 1, 2 \u0026amp; 3 Slot Storage Box\u003c\/h2\u003e\n\u003cp\u003eKeep your 18650 lithium-ion batteries organized, protected, and ready to use with this durable ABS plastic battery storage box. Available in 1-slot, 2-slot, and 3-slot configurations, these compact holders are ideal for DIY electronics projects, hobby builds, LED lighting, toys, and more. The built-in metallic spring contacts make battery installation effortless and ensure a reliable connection for your circuits.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRugged ABS Construction:\u003c\/strong\u003e High-strength plastic shell provides lasting durability and protects your cells from damage during storage and use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eThree Configuration Options:\u003c\/strong\u003e Choose from 1-slot, 2-slot (parallel circuit), or 3-slot (series circuit) to match your project's voltage and capacity needs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMetallic Spring Contacts:\u003c\/strong\u003e Pre-installed spring terminals allow for quick, secure battery insertion and removal — perfect for DIY circuit work.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight:\u003c\/strong\u003e Slim profile fits neatly into projects, enclosures, and DIY builds without adding unnecessary bulk.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Use:\u003c\/strong\u003e Suitable for powering toys, LED lamps, flashlights, and a wide range of DIY electronics.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy to Use:\u003c\/strong\u003e Simply slide your 18650 cell(s) in and go — no tools required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eABS Plastic\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eColor\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eBlack\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSlot Options\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Slot, 2 Slots (parallel), 3 Slots (series)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Battery\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e18650 Li-ion Cell\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (3-slot)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10.1 × 8.0 × 2.4 cm \/ 3.98 × 3.15 × 0.94 in\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (2-slot)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e10.1 × 6.0 × 2.4 cm \/ 3.98 × 2.36 × 0.94 in\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDimensions (1-slot)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e9.5 × 4.0 × 2.0 cm \/ 3.74 × 1.57 × 0.79 in\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eQuantity\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e1 Piece\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003ch3\u003eWhat's in the Box\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e1 × 18650 Battery Case (batteries and other accessories NOT included)\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eNo retail packaging included.\u003c\/li\u003e\n  \u003cli\u003ePlease allow ±1 cm tolerance due to manual measurement.\u003c\/li\u003e\n  \u003cli\u003eActual color may vary slightly from images due to monitor differences.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-2-pin-quick-splice-spring-wire-connectors-lock-terminals\"\u003e10pcs 2-Pin Spring Wire Connectors – Quick Splice Lock Terminals\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/10pcs-durable-gold-blade-nut-metal-universal-trimmer-accessories-anti-loosening-line-left-hand-thread-replacement-parts-1\"\u003e10pcs Durable Gold Blade Nut Metal Universal Trimmer Accessories\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1000d-tactical-edc-bag-military-ammo-pouch-hunting-wash-bag-dump-pouch-portable-tool-storage-handbag-compatible-military-utility\"\u003e1000D Tactical EDC Bag Military Utility Storage Handbag\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.epa.gov\/recycle\/used-lithium-ion-batteries\" target=\"_blank\" rel=\"noopener\"\u003eEPA guidance on lithium-ion battery handling\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What battery size fits this 18650 battery case holder?\u003c\/h4\u003e\n\u003cp\u003eA: This battery case is specifically designed to fit standard 18650 lithium-ion (Li-ion) cells. It does not accommodate other battery sizes such as AA, AAA, or 26650.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the difference between the 2-slot and 3-slot configurations?\u003c\/h4\u003e\n\u003cp\u003eA: The 2-slot holder wires the two 18650 cells in a \u003cstrong\u003eparallel circuit\u003c\/strong\u003e, which keeps the voltage the same while increasing capacity. The 3-slot holder connects the cells in a \u003cstrong\u003eseries circuit\u003c\/strong\u003e, which increases the total output voltage — ideal for higher-voltage DIY projects.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are batteries included with the 18650 battery storage box?\u003c\/h4\u003e\n\u003cp\u003eA: No, batteries are not included. The package contains only the battery case holder. You will need to supply your own 18650 Li-ion cells.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is this battery holder suitable for DIY electronics projects?\u003c\/h4\u003e\n\u003cp\u003eA: Absolutely! The built-in metallic spring contacts and standard wire leads make this holder a great choice for DIY electronics, LED lighting builds, hobby robotics, and other battery-powered projects requiring 18650 cells.\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\": \"What battery size fits this 18650 battery case holder?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This battery case is specifically designed to fit standard 18650 lithium-ion (Li-ion) cells. It does not accommodate other battery sizes such as AA, AAA, or 26650.\"}}, {\"@type\": \"Question\", \"name\": \"What is the difference between the 2-slot and 3-slot configurations?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The 2-slot holder wires the two 18650 cells in a parallel circuit, which keeps the voltage the same while increasing capacity. 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