8×18650 Emergency Led Light DIY Power Bank Shell Case Charger PD 22W Support

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    8×18650 Power Bank Case – DIY Emergency Charger Shell with PD 22.5W Output

    Build your own high-capacity portable power solution.
    The Efillooc 8×18650 power bank case is a rugged, DIY-ready shell designed for enthusiasts who want total control over their power bank setup. With support for 8x18650 lithium batteries, this case delivers fast and stable power wherever you go — ideal for emergency kits, outdoor activities, or daily mobile charging.

    Key Features

    • Durable Build: Constructed from high-strength ABS plastic for impact resistance and internal component protection.
    • DIY-Friendly Design: No welding required — simple to assemble, perfect for tinkerers and electronics hobbyists.
    • Long Battery Life: Supports 8PCS 18650 lithium batteries for extended power supply (batteries not included).
    • High-Efficiency Output: Integrated voltage regulator for consistent power delivery and device protection.
    • Multiple Safety Protections: Built-in circuits to safeguard against overcharging, short-circuiting, and more.

    Technical Specifications

    ParameterDetails
    Output Power22.5W
    OUT1 Output5V/3.1A, 9V/2.5A, 12V/1.87A (supports 5V side charging/discharging)
    OUT2 Output5V/4.5A (VOOC), 9V/2.5A, 12V/1.87A (multi-output defaults to 5V)
    Micro USB Input5V/3A, 9V/2A, 12V/1.5A
    Type-C Output5V/3.7A, 9V/2.22A, 12V/1.67A (PD protocol only)
    Type-C Input5V/3A, 9V/2A, 12V/1.5A
    Battery CompatibilityFlat head 18650 lithium battery (unprotected, 65mm, ≤50mΩ internal resistance, 1C discharge or higher)

    Fast Charging Protocols Supported

    • BC1.2, Apple, Samsung
    • SCP 22.5W, VOOC 22.5W
    • QC4.0+/4.0/3.0/2.0
    • PD3.0/2.0 (input/output via Type-C)
    • FCP, AFC, PE1.1, PE2.0, PPS, SFCP

    Note: If your device doesn’t support private fast charge protocols, use PD output via Type-C for stable, high-speed charging.

    Precautions for Using 8×18650 power bank case

    1. First-Time Use: After assembly, plug into a charger to activate the circuit.
    2. Battery Balancing: Fully discharge, then charge for approx. 20 hours after first activation.
    3. Battery Type Requirement: Only use flat-head, unprotected 18650 batteries. No pointed or protected plate batteries allowed. Damaged batteries must be insulated or discarded.

    Important: Batteries shown are for display only. 18650 batteries are not included.

    MaterialABS Plastic
    Dimensions166 × 59 × 43.5 mm
    Weight150g
    Battery Slots8 (for 8×18650 cells)

    Package Includes

    • 1 × efillooc 8×18650 Power Bank Shell (no batteries included)

    Optimize your DIY charging station with the efillooc 8×18650 power bank case — your reliable and customizable emergency power solution.

    You found it on efillooc!

    Weight180 g
    Dimensions18 × 12 × 6 cm
    Model

    ER8X18650PBCASE

    Input

    Type-C Input 5V/3A, 9V/2A, 12V/1.5A

    Output

    OUT1 Output 5V/3.1A, 9V/2.5A, 12V/1.87A (supports 5V side charging/discharging), OUT2 Output 5V/4.5A (VOOC), 9V/2.5A, 12V/1.87A (multi-output defaults to 5V)

    Ports

    1x USB C, 1x USB micro, 2x USB A

    Battery

    Not included (use 8×18650)

    8x18650 Case Color

    Black, Orange

    Item Dimension

    166x59x44mm

    Weight

    150g

    HSN

    Color

    Black, Orange

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