A portable power bank with 22,500 mAh capacity — enough to recharge typical smartphones several times.  • Designed for everyday charging of phones, tablets, Bluetooth speakers, and other USB-powered devices. 
Specifications
Battery Capacity
22,500 mAh (lithium battery)
Outputs / Ports
Usually includes USB-A + USB-C ports (supports Type-C 2-way charging)
Input / Recharge
Input: DC 5.0 V – 2.1 A (standard charging input)
Output to devices
DC 5.0 V – 2.1 A (maximum rating as per spec sheet)
Design & Extras
Compact design, carries an inbuilt USB/Type-C cable in some variants, and supports dual-device charging simultaneously.
Safety / Protection
Built-in protections against overcharge, over-current, overload, and possibly overheating (multi-protection safety system)
