The Belkin BoostCharge Pro Fast Wireless Charger for Apple Watch + Power Bank 10K is a capable battery pack, but it's not cheap.
Belkin Boostcharge Pro Portable Wireless Fast Charger For Apple
Belkin Wireless Charger Apple Watch Power Bank 10K
Belkin announces new BoostCharge Pro 2-in-1 Dock for iPhone, Apple
Belkin BoostCharge Pro Fast Wireless Charger for Apple Watch +
Belkin Boostcharge Pro Apple Watch fast charging power bank
Belkin BoostCharge PRO 3-in-1 Wireless Charger Stand MagSafe 2023
Belkin BOOST↑CHARGE™ PRO Portable Fast Charger for Apple Watch
Belkin Boost Up Charge Pro 3-in-1 Wireless Charging Pad with MagSafe
Belkin underscores design excellence with new BoostCharge Pro 2-in
Belkin Boost Charge Pro 3-In-1 Wireless Charging Pad For iPhone
Belkin brings in power bank for iPhone and Apple Watch - Appliance