The World’s Most Compact 22.5W Fast Charger with a Foldable Built-in USB-C Connector
The Anker Nano Power Bank(22.5) is a pocket-sized powerhouse designed for the minimalist on the move. Featuring a unique, foldable built-in USB-C Connector, travel and busy days in Kathmandu. Small as a lipstick but packed with advanced powerIQ 3.0 technology, it delivers high-speed charging to your iPhone 15/16 series, Samsung Galaxy, or Pixel devices instantly

Anker Nano Power Bank Key Features
- Built-in Foldable USB-C: No more searching for cables. The integrated connector folds away when not in use and is designed to fit snugly with phone cases up to 4.9mm thick.
- 22.5W High-Speed Charging: Powered by PowerIQ 3.0 technology, it supports PD 20W and SCP 22.5 to charge your devices at lightning speeds.
- All-Day 5,000mAh Capacity: Provides enough juice to give most modern smartphones a significant boost (60-80%), ensuring you never run out of power when it matters most.
- Bi-Directional Charging: Use the built-in connector to charge your phone or use the side USB-C Port to recharge the power bank or power another device.
- ActiveShield™ 2.0 Safety: Anker’s advanced safety system monitors temperature over 3 million times per day to protect your devices from overheating
- Eco-Friendly Design: Consciously crafted with an exterior made from 75% post-consumer recycled (PCR) material to reduce plastic waste.
Anker Nano Power Bank Technical Specifications
|
Feature |
Details |
|
Brand |
Anker |
|
Model Number |
A1653 (Nano Series) |
|
Capacity |
5,000mAh / 18.5Wh |
|
Max Output |
22.5W (Support PD, QC, SCP) |
|
USB-C Input |
5V=3A / 9V=2A (18W Max) |
|
USB-C Output |
5V=3A / 9V = 2.22A / 10V = 2.25A |
|
Dimensions |
7.7 x 3.68 x 2.5 cm (Lipstick Size) |
|
Weight |
100g (Ultra-Lightweight) |
|
Compatibility |
iPhone 15/16/17 & Android Phones |
The Difference: Anker Nano vs Standard 5K Power Banks
|
Feature |
Anker Nano 5K (A1653) |
Standard 5000mAh Power Bank |
|
Connector |
Integrated Foldable USB-C |
Required External Cable |
|
Output Speed |
22.5W(Fast Charge) |
10W - 12W (Slow) |
|
Size |
Lipstick-sized (Pocketable) |
Rectangular Brick |
|
Safety |
ActiveShield 2.0 |
Basic Circuit Protection |
|
Case Compatibility |
Fits Most Cases up to 4.9mm |
Depends on cable fit |


What’s in the Box?
- Anker Nano Power Bank (22.5W, Built-in USB-C)
- 2 ft (0.6 m) USB-C to USB-C Cable (for recharging)
- Welcome Guide & User Manual
- 18-Month Official Warranty Card
FAQ SECTION
Q: Does it work with the iPhone 15 and 16 Series?
A: Yes! Since the newest iPhones use USB-C, this Power Bank plugs directly into them for high-speed charging without needing any extra wires.
Q: Can I charge the power bank and my phone at the same time?
A: Yes, it supports Pass-Through Charging. Simply plug the power bank into a wall charger and connect your phone to the built-in tip to charge both simultaneously.
Q: Is it safe for my Samsung Galaxy S26 Ultra?
A: Absolutely. It supports PPS and SCP technologies, ensuring a safe and optimized fast charge for Samsung devices.
Q: How many times can it charge my Phone?
A: A 5,000mAh capacity is designed for a single “emergency” boost. It will typically charge a standard smartphone from 0% to roughly 60-80%, depending on the model.
Q: Will it fit? I have a thick phone case.
A: It is designed to be compatible with cases up to 4.9mm thick. It may not fit very bulky rugged cases like the OtherBox Defender.








