Ebay offers Refurbished Anker 5000mAh MagGo Power Bank for $29 (reg $50) after code with free shipping.

Apply Code: TECHREFURB20

Product Description:
Experience seamless fast charging with Anker MagGo Power Bank, perfect for charging your iPhone on the go. At just 0.34 inches thick, this power bank slips easily into any space. It has a special finish for enhanced grip and comfort. Equipped with up to 15W of Qi2-certified wireless output, the power bank keeps you charged no matter where your adventures lead.
Slim and Stylish Design The Anker MagGo Power Bank boasts a slim, streamlined profile atjust 0.34 inches thick. Its compact dimensions (4 inches fall, 2.8 inches wide) make it a perfect tfit for pockets, bags, or even small compartments. The superior grip finish ensures it feels comfortable and ssecure in your hand, preventing accidental slips during use 
Powerful and Efficient Charging The MagGo Power Bank is equipped with Qi2-certified wireless charging technology, providing up to 15W of fast charging for your iPhone. Whether you're navigating a busy day or traveling, this ensures your device gets the power boost it needs in no time. Additionally, the USB-C port supports fast charging and rechargingoffering versatile charging options for other devices. The LED charge indicators on the side provide real-time updates on the power bank's remaining battery life, keeping you informed and prepared.
Key Features:

•  Slim Design: At just 0.34 inches thick, it easily fits into any space.
•  Qi2-Certified Fast Charging: Delivers up to 15W of wireless ppower for iPhones
•  Magnetic Attachment: Snap it securely onto your iPhone forhassle-free charging.
•  USB-C Compatibility: Enables fast charging and quick recharging cof the power bank itself.
•  Enhanced Grip Comfort: Special finish ensures a secure holed during use