FYI: you can currently get a 30000mAh 65w Baseus power bank for £35 on Amazon : r/SteamDeck
Baseus 65w Pd Power Bank 30000mah | 30000mah Power Bank Laptop - Baseus Power Bank - Aliexpress
Amazon.com: Baseus Portable Laptop Charger, 30000mAh Power Bank 65W Fast Charging USB C Battery Pack, PD 3.0 7-Port Battery Bank for MacBook, IPad, Dell, HP, Samsung, iPhone 15 14 13, Steam Deck,
Baseus Powerbanka 30000mAh, 4xUSB, USB-C, 65W biela | KúpSiTo.sk - Tovar z Poľska
BASEUS Power Bank (PPLG000101) - with Amblight Digital Display, Fast Charge, 30000mAh - Black | MALL.SK
Baseus 65W Power Bank 30000mAh PD Quick Charge FCP SCP Powerbank Prenosná externá nabíjačka pre Smartphone Laptop Tablet – kúpiť za nízke ceny v internetovom obchode Joom
Baseus Amblight Power Bank 65W 30000mAh
Baseus 65w Pd Power Bank 30000mah | 30000mah Power Bank Laptop - Baseus Power Bank - Aliexpress
Baseus Amblight Digital Display Powerbank 30000mAh, 65W, čierna - PlayGoSmart
Amazon.com: Baseus Portable Laptop Charger, 30000mAh Power Bank 65W Fast Charging USB C Battery Pack, PD 3.0 7-Port Battery Bank for MacBook, IPad, Dell, HP, Samsung, iPhone 15 14 13, Steam Deck,
BASEUS POWER BANK 30000mah POWERBANK 65W PD 5x USB-C TYP-C 5A QC 3.0 za 1224 Kč - Allegro
Amazon.com: Baseus Portable Laptop Charger, 30000mAh Power Bank 65W Fast Charging USB C Battery Pack, PD 3.0 7-Port Battery Bank for MacBook, IPad, Dell, HP, Samsung, iPhone 15 14 13, Steam Deck,