20,000mAh Mini Portable Lithium-Polymer Power Bank for Heated Gear with CE, FCC, and RoHS Certified
Product Overview:
- Professional-Grade Performance: Specifically designed for heating equipment. Compact yet high-capacity, it can power devices for over 20 hours, even in temperatures as low as -25°C.
- Broad Fast-Charging Compatibility: Supports PD 20W and QC 22.5W standards, enabling rapid charging for a wide range of devices.
- Smart Power Display: Features a high-tech LED display that shows remaining power in real-time.
- Superior Conversion Efficiency: While many power banks on the market offer only 50%–60% conversion efficiency, our product achieves up to 70%, resulting in longer actual usage times.
- Global Compliance: Holds authoritative certifications (CE-EMC, FCC-SDOC, RoHS), ensuring worry-free sales worldwide.
Specification Details:
| Actual capacity: | 20000mAh |
| Cell type: | Lithium-ion polymerization- 126280*2 |
| Input power: | Type-C 1/2:5V-3A/9V-2A/12V-1.5A |
| Output power: | USB-A: 5V-3A/9V-2A/10V-2.25A/ 12V-1.5A 22.5W(Max) Type-C 1/2: 5V-3A/9V-2.22A/10V-2.25A/ 12V-1.67A 22.5W(Max) |
| Size: | 114.6*70.6*30.7 mm |
| Housing material: | ABS |
| Color: | White, Black |
| Pack: | Neutral packaging |
| Certification Report: | CE、FCC、RoHS |
- 20,000mAh Large Capacity – Reliable all-day power for your devices and heating equipment.
- Designed for Heating Devices – High conversion efficiency up to 70%, ensuring stable and efficient power output.
- Compact & Portable – Pocket-sized design at only 114.6 × 70.6 × 30.7mm, easy to carry anywhere.
- Extreme Cold Resistance – Operates normally in temperatures as low as -25°C, ideal for outdoor and winter use.
- Fast Charging Technology – Supports PD 20W and QC 22.5W fast charging protocols for quick and efficient charging.
- Digital LED Display – Real-time battery level indicator for convenient power management.
- Certified Safety – Equipped with CE, FCC, and RoHS certifications for enhanced safety and quality assurance

We provide comprehensive, one-stop B2B services, including:
- Factory-direct pricing: Eliminate middlemen—source directly from our Shenzhen factory and benefit from highly competitive tiered pricing.
- Strict quality control: Every power bank undergoes rigorous testing.
- Low-MOQ customization: We offer flexible branding options, allowing cross-border sellers to easily apply custom logos to products and packaging.
- Rapid logistics: Fast turnaround for both sample batches and bulk container shipments, utilizing packaging that complies with hazardous goods transport regulations.











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