Lets check this failed powerbank from Belkin. This is 10K mAh capacity. It charges but does not charge other devices. Clearly something wrong.
Specs
| Brand | Belkin |
|---|---|
| Manufacturer | Belkin Components |
| Place of Business | PLAYA VISTA, CA, 90094 US |
| Model | F8J267btBLK |
| Part Number | F8J267btBLK |
| Compatible Devices | Smartphone |
| Special features | Travel, Slim Fit, Universal |
| Mounting Hardware | Belkin Portable Power Bank Charger 10K (Portable Charger Battery Pack w/ USB-C + Dual USB Ports, 10000mAh Capacity) for iPhone, AirPods, iPad and more, Black |
| Number of Items | 1 |
| Voltage | 5 |
| Power source type | Battery Powered |
| Charging Time | 36 Hours |
| Batteries included | Yes |
| Batteries Required | No |
| Battery Capacity | 10000 Milliamp Hours |
| Battery Cell Composition | Lithium Ion |
| Number of Ports | 2 |
| Total USB Ports | 2 |
| Includes rechargable battery | Yes |
| Includes AC adapter | No |
| Manufacturer | Belkin Components |
| Item model number | F8J267btBLK |
| Product Dimensions | 9.91 x 4.32 x 13.06 cm; 236 Grams |
| ASIN | B086R63Y46 |
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