Anker Zolo 20,000mAh 30W Power Bank (2025 Upgraded Version) $35.99October 31, 2026Deals Anker Zolo 20,000mAh 30W Power Bank (2025 Upgraded Version) $35.99 at Walmart. 30W 2-way fast charge 20,000mAh capacity Built-in USB-C cable Equipped with ActiveShield 2.0 technology that monitors temperatures 3 million times per day and adjusts power output for reliable performance. Tags# #ad