21700 Battery Holder Power Bank Case PD 20W Fast Charging Built-in Cable Detachable Power Bank DIY Battery Case
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€2467
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DH-1447-706d30651927571b6d421716
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DH-1447-a210c8bac9834c26f93450b1
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City: EN, Sheridan
Features
1. Solder-free design ensures safer, more convenient DIY assembly—no soldering required, ideal for electronics enthusiasts seeking quick setup
2. Supports up to PD 20W output, compatible with mainstream Type-C devices for faster charging and enhanced efficiency
3. Features a detachable dual-cable Type-C design for easy storage, eliminating the hassle of forgetting charging cables on the go
4. Shell allows effortless disassembly for battery replacement or circuit board maintenance, extending product lifespan
5. Specifically designed for single 21700 batteries, compact size ideal for outdoor activities, commuting, and on-the-go use
Housing Material: Eco-friendly plastic shell
Colors: Black/Gray
Recommended: 1 flat-top 21700 battery
Installation Note: Distinguish positive/negative terminals—spring indicates negative
Mainboard Configuration: USB fast-charge output port + Type-C bidirectional fast-charge port + integrated Type-C fast-charge cable
Integrated Cable Interface: Type-C port (dual Type-C connectors)
Charging Parameters: 5V2A/5V3A/9V2.2A/12V1.67A
Output Parameters: 5V2A/5V3A/9V2.2A/12V1.67A/10V2.25A
Four indicator lights display battery level. All four lights remain on when fully charged. Green light indicates fast charging status.
This kit features multiple protections including overcharge/over-discharge/overvoltage/overcurrent, ensuring safe and reliable use.
Package include
Power Bank Housing*1
Product specifications
| Brand Name | diymore |
|---|---|
| Country of origin | China |
| Condition | New |
| Type | Voltage Regulator |
| Supply Voltage | 5V |
| Dissipation Power | 20W |
| Quantity | 1 |
| Package | TQFP |
| 21700 power bank | 21700 charging case |
| diy mobile power case without battery | 21700 battery bank |
| 21700 power bank case | diy power bank |
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