USB-C charger designed for fast, safe top-ups, delivering 20W power for rapid charging. Anker PowerPort III 20W Cube Charger brings peace of mind on the move with a compact, foldable design and built-in protection. Is the size and 20W speed enough for everyday charging needs?
⚡ At a Glance
- • Charging Speed: Delivers 20W USB-C fast charge for quick top-ups
- • Best for: Commuters and travellers who need rapid, portable charging
- • Not ideal for: Users wanting multiple ports or bundled charging cable
Compact cube design provides portable 20W USB-C charging. Built-in temperature control and current regulation help protect connected devices.
Fast top-ups – Thanks to 20W Power Delivery
Power Delivery negotiates voltage and current over the USB-C connection to supply up to 20 watts for compatible handsets. Manufacturer claims show iPhone 15 series reaching 50% in less than 30 minutes compared with a 5W charger.
Rapid top-ups are useful between meetings or during short journeys, cutting time tethered to a socket. Frequent quick charges restore useful battery levels with minimal waiting.
Pocket-friendly portability – With a compact cube and foldable prongs
Cube housing reduces overall volume while foldable mains prongs tuck away to prevent snagging and save space in bags. Small footprint keeps weight and bulk to a minimum for everyday carry.
Slip into a jacket pocket or travel pouch without fuss, making the charger ideal for commuters and holiday packing. Fold-away prongs prevent damage and keep things neat.
Built-in safety controls – With temperature control and current regulation
On-board monitoring tracks temperature and regulates current to guard against overheating and overcurrent during charging cycles. Safety circuitry maintains stable operation under typical loads.
Reduced risk of overheating gives confidence when charging overnight or in busy environments. Reviews mention reliable performance without noticeable heat build-up.
✨ The 4 Key Reasons for Anker PowerPort III 20W Cube Charger
- 20W Power Delivery – Charges compatible phones to around 50% in under 30 minutes
- USB-C connector – Works with modern phones and tablets without legacy adapters
- Foldable prongs – Collapses for tangle-free packing in bags and pockets
- 18-month warranty – Provides extended support and reassurance for long-term everyday use
📋 Technical Details at a Glance
- Category: Charger
- Output: 20W USB-C
- Connector: USB-C plug
- Fast-charge claim: Charges iPhone 15 series to 50% in less than half an hour
- Compatibility: Compatible with iPhone 17/16/16 Plus/16 Pro/16 Pro Max, 15/14/13/12 series, Galaxy, iPad
❓ Frequently Asked Questions
Q: Is a charging cable included?
A: No, the charging cable is not included, the box contains the PowerPort III 20W Cube and a welcome guide only.
Q: Will this charger fast-charge modern iPhones?
A: Manufacturer claims indicate the charger can power iPhone 15 series to around 50% in less than half an hour compared with a 5W charger.
Q: Is the charger safe to use for extended periods?
A: Built-in temperature control and current regulation aim to prevent overheating and overcurrent, and user reviews report safe operation without overheating.
🏆 Our Verdict
Ideal for commuters, travellers and anyone who needs quick top-ups from a pocket-friendly charger. 20W charging speed combined with a compact cube form and built-in safety controls is the standout advantage. While cost remains modest, the 18-month warranty and safety features support strong long-term value.
