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Battery case for assembling a power bank using 8×21700 Li-ion cells. Solderless design with integrated 22.5W fast charge controller. Supports bidirectional charging via USB Type-C and includes multiple USB outputs.
Designed for DIY battery packs, portable power systems, and electronics projects. Transparent housing allows monitoring of internal components and battery installation. Users often compare price, reviews, and electronic components before they buy.
Technical Specifications:
• Type: battery case / power bank enclosure
• Number of cells: 8 × 21700 (not included)
• Assembly: solderless
• Fast charging power: up to 22.5W
• Supported protocols: QC3.0 / QC2.0 / AFC / FCP / SCP / PD
• Output ports: 2 × USB-A
• Input/Output: USB Type-C (bidirectional)
• Additional port: Lightning input (Apple)
• Built-in lighting: 20 LED elements
• Display: LED digital indicator
• Material: plastic (transparent)
• Color: black / transparent
• Dimensions: 173 × 52 × 64.5 mm
• Compatibility: Li-ion 21700
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