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About product
The Anker Nano Power Bank (10K, 45W, Built-In Retractable USB-C Cable), also known as model A1638, is a compact, high-speed portable charger designed for mobile devices and small electronics. Originally launched in July 2025, it is notable for its integrated 70 cm (2.3 ft) retractable USB-C cable that supports both charging devices and recharging the power bank itself.
Capacity: 10,000mAh (Rated at 36Wh, providing roughly 5,500mAh to 6,500mAh of usable power after conversion loss).
Charging Speed:
Single Port Output: Up to 45W Max from either the built-in cable or the USB-C port, capable of charging an iPhone 16 Pro to 50% in approximately 27 minutes.
Input: Supports up to 30W Max fast recharging, allowing the unit to be fully powered in about 2 hours with a compatible 30W+ wall charger.
Multi-port Use: Output drops to 15W + 7.5W when two ports are used, and 7.5W per port when all three are active.
Design & Portability
Ultra-Compact: Measures approximately 3.21 × 1.99 × 1.42 inches and weighs 8.2 oz (232g), making it about 16% smaller than standard 10K models.
Smart Display: Features an integrated TFT color screen providing real-time updates on battery percentage and power flow for all ports.
InstaCord Durability: The retractable cable is tested to withstand over 20,000 bends and pulls.
Travel-Friendly: The 36Wh rating makes it fully flight-approved for carry-on luggage.
Safety & Compatibility
ActiveShield: Conducts roughly 6 million temperature checks daily to prevent overheating.
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Product description
The Anker Nano Power Bank (10K, 45W, Built-In Retractable USB-C Cable), also known as model A1638, is a compact, high-speed portable charger designed for mobile devices and small electronics. Originally launched in July 2025, it is notable for its integrated 70 cm (2.3 ft) retractable USB-C cable that supports both charging devices and recharging the power bank itself.
Capacity: 10,000mAh (Rated at 36Wh, providing roughly 5,500mAh to 6,500mAh of usable power after conversion loss).
Charging Speed:
Single Port Output: Up to 45W Max from either the built-in cable or the USB-C port, capable of charging an iPhone 16 Pro to 50% in approximately 27 minutes.
Input: Supports up to 30W Max fast recharging, allowing the unit to be fully powered in about 2 hours with a compatible 30W+ wall charger.
Multi-port Use: Output drops to 15W + 7.5W when two ports are used, and 7.5W per port when all three are active.
Design & Portability
Ultra-Compact: Measures approximately 3.21 × 1.99 × 1.42 inches and weighs 8.2 oz (232g), making it about 16% smaller than standard 10K models.
Smart Display: Features an integrated TFT color screen providing real-time updates on battery percentage and power flow for all ports.
InstaCord Durability: The retractable cable is tested to withstand over 20,000 bends and pulls.
Travel-Friendly: The 36Wh rating makes it fully flight-approved for carry-on luggage.
Safety & Compatibility
ActiveShield: Conducts roughly 6 million temperature checks daily to prevent overheating.
Specifications
Frequently Asked Questions
- What is the battery capacity of the Anker Nano Power Bank 10K?
- Does the Anker Nano Power Bank support 45W fast charging?
- How can I quickly recharge the Anker Nano Power Bank?
- Is the Anker Nano Power Bank suitable for travel?
- What is the difference between the Anker Nano Power Bank and other models?
- Does the Anker Nano Power Bank support multi-port charging simultaneously?
- Is the Anker Nano Power Bank safe to use with modern devices?