Anker Power Bank, USB-C Portable Charger 10000mAh with 20W Power Delivery, 523 Power Bank (PowerCore Slim 10K PD) for iPhone 13 Series/iPhone 12 Series, S10, Pixel 4, and More : Amazon.co.uk: Electronics
Maplin 10000mAh PD 3.0 Quick Charge 18W Portable Power Bank with USB-C | Maplin | The Electronics Specialist
ANSMANN 10,000mAh Type-C 20W PD Power Bank | The Pi Hut
Rent Anker PowerCore PD Power Bank 20,000mAh USB-C in Manchester (rent for £5.00 / day, £2.86 / week)
10K USB-C PD Power Bank + USB-C Cable | Belkin | Belkin: PH