{"product_id":"18650-li-ion-battery-case-holder-1-2-3-slot-abs-storage-box-diy","title":"18650 Battery Case Holder – 1\/2\/3 Slot ABS Storage Box DIY","description":"\n\u003ch2\u003e18650 Li-Ion Battery Storage Case – Organize, Protect \u0026amp; Power Your DIY Projects\u003c\/h2\u003e\n\u003cp\u003eKeep your 18650 lithium-ion batteries safe, organized, and ready to use with this durable ABS plastic battery holder. Whether you're building a custom power bank, wiring a lamp, or powering a DIY electronics project, this compact case makes battery management effortless. Available in 1-slot, 2-slot, and 3-slot configurations to suit any application.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeavy-Duty ABS Construction:\u003c\/strong\u003e Strong, impact-resistant plastic ensures long-lasting durability and reliable protection for your 18650 cells.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMetallic Spring Contacts:\u003c\/strong\u003e Built-in spring terminals make battery installation quick and secure — perfect for DIY circuit work.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMultiple Slot Options:\u003c\/strong\u003e Choose from 1-slot, 2-slot (parallel circuit), or 3-slot (series circuit) configurations depending on your voltage and capacity needs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVersatile Use:\u003c\/strong\u003e Ideal as an external power source for toys, lamps, flashlights, LED strips, electronics projects, and more.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompact \u0026amp; Lightweight:\u003c\/strong\u003e Slim profile fits easily into builds, enclosures, or storage drawers without taking up excess space.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Battery Access:\u003c\/strong\u003e Snap-in design allows quick battery swaps with no tools required.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable\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 \/ 3 Slots\u003c\/td\u003e\n\u003c\/tr\u003e\n  \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCircuit Type\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e2-Slot: Parallel | 3-Slot: Series\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\u003eCountry of Origin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in China\u003c\/td\u003e\n\u003c\/tr\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\u003cp\u003e\u003cem\u003ePlease note: No retail packaging. Allow 0–1 cm variance due to manual measurement. Colors may vary slightly between monitors.\u003c\/em\u003e\u003c\/p\u003e\n\n\u003ch3\u003eRelated Products You May Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-5m-nylon-braided-3-5mm-aux-audio-cable-car-phone-headphone\"\u003e1.5M Nylon Braided 3.5mm AUX Audio Cable | Car, Phone \u0026amp; Speaker\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/1-4-inch-npt-nickel-plated-brass-air-compressor-tank-fill-valve\"\u003e1\/4\" NPT Nickel Plated Brass Air Compressor Tank Fill Valve\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/hex-shank-wire-twister-drill-attachment-rebar-tie-tool\"\u003e1\/4\" Hex Shank Wire Twister Drill Attachment | Rebar Tie Tool\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor more information on safe battery handling and storage, visit the U.S. Consumer Product Safety Commission – Battery Safety resource page.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What size batteries fit in this 18650 battery case holder?\u003c\/h4\u003e\n\u003cp\u003eA: This battery case is designed specifically for standard 18650 lithium-ion cells, which measure 18mm in diameter and 65mm in length. It is not compatible with AA, AAA, or other battery sizes.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What is the difference between the 2-slot and 3-slot battery case configurations?\u003c\/h4\u003e\n\u003cp\u003eA: The 2-slot holder connects batteries in a parallel circuit, which maintains the same voltage while increasing capacity. The 3-slot holder connects batteries in a series circuit, which increases total voltage output. Choose based on your project's power requirements.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Can I use this battery case for DIY electronics and power bank projects?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! The metallic spring contacts and standard lead-out wires make this holder an excellent choice for DIY electronics, custom power banks, LED lighting rigs, flashlight builds, and hobbyist circuit projects.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are batteries or other accessories included with the battery case?\u003c\/h4\u003e\n\u003cp\u003eA: No — this listing includes the battery case only. Batteries and any other accessories shown in product images are for demonstration purposes and are not included in the package.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What size batteries fit in this 18650 battery case holder?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This battery case is designed specifically for standard 18650 lithium-ion cells, which measure 18mm in diameter and 65mm in length. 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