{"product_id":"18650-power-bank-case-22-5w-fast-charging-usb-c-diy-shell","title":"18650 Power Bank Case 22.5W Fast Charging USB-C DIY Shell","description":"\n\u003ch2\u003eBuild Your Own High-Capacity Power Bank with This DIY 18650 Battery Case\u003c\/h2\u003e\n\u003cp\u003eTake full control of your portable charging setup with this \u003cstrong\u003eTransparent 8-Cell 18650 Power Bank Shell\u003c\/strong\u003e. Designed for electronics enthusiasts and DIYers, this clear ABS enclosure lets you build a custom, large-capacity power bank from scratch — no soldering required. Compatible with a wide range of devices including iPhone and Samsung smartphones, it supports \u003cstrong\u003e22.5W fast charging\u003c\/strong\u003e via USB-C and Micro USB ports.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003e22.5W Fast Charging Output:\u003c\/strong\u003e Multi-voltage output (5V\/1A, 9V\/2A, 12V\/1.5A) delivers rapid, efficient charging for your devices.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8-Slot 18650 Design:\u003c\/strong\u003e Accommodates eight 18650 cells for a large total capacity — perfect for extended off-grid use or travel.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTransparent ABS Shell:\u003c\/strong\u003e The clear housing lets you monitor your batteries at a glance, making assembly and troubleshooting easy.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDigital LED Display:\u003c\/strong\u003e Real-time battery status display keeps you informed of remaining charge at all times.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDual Input\/Output Ports:\u003c\/strong\u003e Features both USB-C and Micro USB ports for flexible device compatibility.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNo Welding Required:\u003c\/strong\u003e Tool-free, solder-free assembly with detachable housing and wire compensation support.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eComprehensive Protection:\u003c\/strong\u003e Integrated overcurrent, overvoltage, short-circuit, overcharge, and over-discharge protection keeps your batteries and devices safe.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh Efficiency:\u003c\/strong\u003e Synchronous switch discharge at 5V\/2A achieves over 95% conversion efficiency, minimizing wasted energy.\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 (Transparent)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eBattery Slots\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e8 × 18650 (batteries not included)\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMax Output Power\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e22.5W\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOutput Voltages\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e5V\/1A · 9V\/2A · 12V\/1.5A\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDischarge Efficiency\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e\u0026gt;95%\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003ePorts\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUSB-C + Micro USB\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDisplay\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eLED Digital Battery Indicator\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCompatible Devices\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eiPhone, Samsung, and most USB-charged devices\u003c\/td\u003e\n\u003c\/tr\u003e\n    \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eOrigin\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eMade in Mainland 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 × Transparent 18650 Power Bank Shell (8-cell)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNote: 18650 batteries are NOT included.\u003c\/strong\u003e Please purchase compatible 18650 cells separately.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eNotes\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eColors may appear slightly different due to monitor resolution variations.\u003c\/li\u003e\n  \u003cli\u003eMinor dimensional differences may occur due to manual measurement.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eFor guidance on safely handling and storing lithium-ion batteries, visit the U.S. Consumer Product Safety Commission – Lithium-Ion Battery Safety.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: Does this 18650 power bank case come with batteries included?\u003c\/h4\u003e\n\u003cp\u003eA: No, the transparent 18650 power bank shell does not include batteries. You will need to source eight compatible 18650 lithium-ion cells separately to use this DIY power bank case.\u003c\/p\u003e\n\u003ch4\u003eQ: What devices are compatible with this 22.5W fast charging power bank shell?\u003c\/h4\u003e\n\u003cp\u003eA: This DIY power bank case supports fast charging for a wide range of USB-charged devices, including iPhone models, Samsung smartphones, tablets, Bluetooth earbuds, and more — via the USB-C or Micro USB output ports.\u003c\/p\u003e\n\u003ch4\u003eQ: Is soldering required to assemble this power bank case?\u003c\/h4\u003e\n\u003cp\u003eA: No soldering is required. The shell is designed for solder-free, tool-free assembly with detachable housing and built-in wire compensation, making it accessible for hobbyists and beginners alike.\u003c\/p\u003e\n\u003ch4\u003eQ: What safety protections does this 18650 battery storage box include?\u003c\/h4\u003e\n\u003cp\u003eA: The case features integrated overcurrent protection, overvoltage protection, short-circuit protection, as well as overcharge and over-discharge protection for your 18650 cells, making it a reliable and safe DIY power bank solution.\u003c\/p\u003e\n\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"Does this 18650 power bank case come with batteries included?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"No, the transparent 18650 power bank shell does not include batteries. 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