Whoop 5.0 / Whoop Mg Portable Charger.

Brand: WHOOP Model: 5.0 MG Wireless PowerPack Type: Wireless portable charger accessory Compatibility: WHOOP 5.0, WHOOP MG, WHOOP One, WHOOP Peak, WHOOP Life devices Charging: On-wrist wireless charging for uninterrupted tracking Battery Life: Powers WHOOP for 14+ days per full charge; holds charge up to ~30 days ready to use