Back Clip Wireless Power Bank SF-SPB20-2
Revolutionary power with semi solid-state technology.
- Semi solid-state battery ensures safe, reliable power.
- Built-in Type-C cable with ergonomic ring handle.
- Stylish glass surface for a premium look.
- Supports multiple charging outputs for versatility.
- Compact 5000mAh capacity for everyday use.
- Safety Battery Testing
- Parameters
Parameter | Details |
|---|---|
Model | SF-SPB20 |
Capacity | 5000mAh/3.85V/19.25Wh |
Type-C Input | 5V/3A |
Type-C Cable Input | 5V/3A |
Type-C Output | 5V/3A, 9V/2.22A, 12V/1.67A |
Type-C Cable Output | 5V/3A, 9V/2.22A, 12V/1.67A |

Unmatched Safety with Semi Solid-State
Our semi solid-state battery technology redefines safety in power banks. Unlike traditional batteries, it minimizes risks of overheating or leakage, even under extreme conditions. We’ve conducted a puncture test to prove its durability—watch the video by clicking the left panel. This robust design ensures reliable power delivery for your devices, offering peace of mind for daily use or travel. Trust in a product engineered for stability and longevity, setting a new standard in portable charging safety.
Magnetic USB-C Fast Charging Power Bank
The SF-SPB20 is built for users who value speed and convenience. While it doesn’t support wireless charging, it features a strong magnetic attachment that snaps securely to your phone, making it easy to carry without extra straps or pockets. With a high-speed USB-C output, this power bank delivers fast and reliable charging—perfect for those who prefer wired performance over wireless limitations. Compact, stylish, and practical, it’s your ideal travel companion for everyday power needs.


Custom Colors, Factory Direct
Personalize your SF-SPB20 with a range of customizable colors to match your brand or style. As a factory-direct supplier, we offer flexibility in design and bulk production to meet your needs. Our state-of-the-art manufacturing ensures high-quality output with competitive pricing. Welcome buyers and distributors to inquire about customization options and OEM services. Partner with us for a tailored solution that stands out in the market.
A semi solid-state battery uses a hybrid electrolyte for improved safety, efficiency, and longevity compared to traditional lithium-ion batteries.
Yes, it supports up to 15W wireless charging with QI2.0 and 20W wired charging via Type-C.
The built-in Type-C cable ring is fixed but designed for durability and easy portability.
The glass surface is reinforced for scratch resistance and daily use durability.
Yes, we offer color customization and OEM services; contact us for details.
Emial: karen@osun-etech.com














