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Joyroom powerbank 20000mAh Dazzling Series 22.5W black
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Max Output Capacity: 1200W. This enters the enthusiast/workstation tier. It provides immense overhead for heavily overclocked systems, dual-GPU setups, or high-end rendering workstations.
PCIe 12+4pin (12VHPWR / 12V-2x6). This is the headline feature. Having two native PCIe 5.0 12+4pin cables means this unit can comfortably power two modern high-end GPUs (like two RTX 4090s or next-gen workstation cards) simultaneously without relying on messy, unsafe adapters.






















Rated Capacity: 12000mAh (5V=3A)
Energy Conversion Rate: ≥80%
Type-C Input: 5V=3A, 9V=2A, 12V=1.5A
Micro Input: 5V=2A, 9V=2A, 12V=1.5A
Type-C Output: 5V/3A, 9V=2.22A, 12V=1.67A
USB1/USB2 Output: 5V=3A, 9V=2A, 12V=1.5A, 10V=2.25A
Total output: 5V=3A (MAX)
Size: 146.5*70*29mm
Material: PC+ABS fireproof material
Net Weight: 425g