Anker 621 Magnetic Battery
- Capacity:
- 5
- Max Output:
- 12W Max
- Wireless:
- MagSafe-Compatible
- Weight:
- 129 g (0.28 lb)
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Disclaimer: The price and specification of the given product may differ from the actual product. Please confirm on the retailer's website before buying.
Manufacturer: Anker Last updated: 2026-09-15
Where to buy
- Anker.comGo to store
Anker 621 Magnetic Battery (MagGo, 5,000mAh, USB-C, 12W Max) Review
Anker 621 Magnetic Battery (MagGo) is a compact 5,000mAh magnetic power bank designed for iPhone 12/13 with 7.5W wireless charging and MiniCell tech for a smaller footprint.
Anker's original slim MagGo battery, built specifically for iPhone 12 and 13. MiniCell tech keeps it thin, and the PU-leather coating resists scratches while attached. It's a legacy design now, but a real, purchasable model.
Design
MiniCell construction reduces size versus earlier magnetic batteries; PU-leather coated back for scratch resistance.
Charging
Up to 7.5W max magnetic wireless output; recharges via USB-C at up to 12W in about 2 hours.
Specifications
Identity
| Brand | Anker |
|---|
Ports
| AC Outlet | No |
|---|---|
| Built-in Cable | No |
Size and portability
| Weight | 129 g |
|---|
| Price | $42.99 |
|---|---|
| Capacity | 5000 mAh |
| Max Single-Port Output | 12W (USB-C, 5V/2.4A) |
| Total Output | 12W Max |
| Laptop Charging 60W+ | No |
| Ports | 1x USB-C, Magnetic Wireless |
| USB-C Ports | 1 |
| Recharge Input | 12W (USB-C 5V/2.4A) |
| Display | No |
| Dimensions | 4.13 x 2.62 x 0.45 in |
| Full Recharge Time | ~2 hours with a 12W charger |
| Protections | Anker MultiProtect safety technology |
Expert Review
Reviewed by Burooj Alam. Rated by us, not by users.
Best for
- iPhone 12/13 series owners
- Ultra-compact magnetic backup power
Not for
- iPhone 14 and later (undersized fit)
- Android users
- Fast charging needs
FAQs
What are the key specifications of the Anker 621 Magnetic Battery (MagGo, 5,000mAh, USB-C, 12W Max)?
The Anker 621 Magnetic Battery (MagGo, 5,000mAh, USB-C, 12W Max) is a power bank from Anker. Key specs: Price $42.99, Capacity 5,000mAh, Max Single-Port Output 12W (USB-C, 5V/2.4A), Total Output 12W Max, Laptop Charging 60W+ No.
Will the Anker 621 Magnetic Battery (MagGo, 5,000mAh, USB-C, 12W Max) work with my current setup?
The Anker 621 Magnetic Battery (MagGo, 5,000mAh, USB-C, 12W Max) lists Capacity is 5,000mAh. Check that against the hardware you already own before buying, since this is the field that most often decides whether a part fits.
Who is the Anker 621 Magnetic Battery (MagGo, 5,000mAh, USB-C, 12W Max) best suited to?
It suits iphone 12/13 series owners, ultra-compact magnetic backup power.
What are the drawbacks of the Anker 621 Magnetic Battery (MagGo, 5,000mAh, USB-C, 12W Max)?
It is a poor fit for iphone 14 and later (undersized fit), android users, fast charging needs.
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