




โก Power Your Performance, Anywhere, Anytime!
The WHOOP Battery Pack 4.0 is a compact, lightweight, and durable charging companion designed exclusively for the WHOOP 4.0 fitness tracker. Featuring a 638mAh lithium-ion battery, IP68 dust and water resistance, and fast 3.11A charging via USB-C, it enables continuous health and activity tracking for days. Its easy slide-on design and built-in safety protections make it the ultimate portable power solution for professionals who never stop moving.







| ASIN | B0BWSFHKGW |
| Amperage | 3.11 Amps |
| Battery Capacity | 638 Milliamp Hours |
| Battery Cell Type | Lithium Ion |
| Battery Weight | 9.3 Grams |
| Brand | WHOOP |
| Built-In Media | Battery Pack |
| Cable Length | 39.37 Inches |
| Color | Onyx |
| Compatible Devices | WHOOP 4.0 |
| Compatible Phone Models | WHOOP 4.0 |
| Connector Type | USB |
| Customer Reviews | 4.7 out of 5 stars 1,031 Reviews |
| Item Dimensions | 1.7 x 1.4 x 0.8 inches |
| Item Type Name | Battery Pack |
| Manufacturer | WHOOP |
| Mfr Part Number | 974-001-000 |
| Model Name | WHOOP Battery Pack |
| Model Number | 974-001-000 |
| Number of Batteries | 1 Lithium Polymer batteries required. (included) |
| Number of Items | 1 |
| Number of Ports | 1 |
| Other Special Features of the Product | IP68 dust-proof and water-resistant up to 1 meter for 2 hours. |
| Portable | Yes |
| Power Source | Battery Powered |
| Special Feature | IP68 dust-proof and water-resistant up to 1 meter for 2 hours. |
| UPC | 810114360019 |
| Unit Count | 1.0 Count |
| Voltage | 3.7 Volts |
| Warranty Description | 1 year warranty |
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