Home / Mobile Gadgets / Charging / Power Banks / Swissten Voltbox 20000 USB-C PD 35W Power Bank 20,000mAh with 2 Built-in Cables (Type-C / Lightning) & LED Display, Black

Swissten Voltbox 20000 USB-C PD 35W Power Bank 20,000mAh with 2 Built-in Cables (Type-C / Lightning) & LED Display, Black

20,000mAh, 35W PD & Built-In Cables — Power Without the Hassle

The Swissten Voltbox 20000 is the smarter way to carry backup power. With 20,000mAh capacity, 35W USB-C Power Delivery fast charging, and two built-in cables (USB-C and Lightning) already integrated, you're always ready to charge — no rummaging for cables, no adapters needed. The LED display keeps you informed of remaining power at all times.

Why choose it

  • 20,000mAh capacity – enough to fully charge most smartphones 4–5 times
  • 35W USB-C PD fast charging – rapid power delivery for phones, tablets, and laptops
  • Built-in USB-C & Lightning cables – always with you, no loose cables to carry
  • LED display – clear battery percentage readout so you always know how much power remains
  • Compact & portable – lighter and more manageable than 30,000mAh alternatives

Perfect for: daily commuters, travellers, students, and professionals who need reliable all-day power.

Buy with confidence
🚚 Delivery 1-3 working days | 🔄 14-day returns | ✅ Quality guarantee | 💳 Up to 3 interest-free instalments
💡 Tip: Recharge the Voltbox via its USB-C PD port for the fastest top-up — at 35W input it refills significantly quicker than a standard 5W wall charger.
Brand: Swissten
Sku: 490567
Availability: Out of stock
Price
€34.90
€44.90 -22%
Payment Methods
3 Payment Methods
  • Bank deposit
  • Debit / Credit Card
  • (Visa / Masterpass / Mastercard / Maestro / American Express / Diners)
  • Cash on delivery
Returns
2 Weeks Returns Policy
  • We can cover you!
  • Returns of goods are allowed
    within 14 days
  • #bye_stress
Contact
Contact us
Warranty
2 Years Guarantee
  • #No_worries
  • Kooqie Guarantee
Gift
Free Gift Wrapping
  • #Gifts
  • For your loved ones with no hidden costs or complications

Swissten Voltbox 20000 Power Bank — 20,000mAh, USB-C PD 35W, Built-In Type-C & Lightning Cables, LED Display, Black

  • 20,000mAh capacity – charges most smartphones 4–5 times
  • 35W USB-C PD fast charging – rapid output for phones, tablets, laptops
  • Built-in USB-C cable – integrated, always at hand
  • Built-in Lightning cable – for Apple iPhone and iPad (Lightning models)
  • LED display – real-time battery percentage readout
  • Multi-device output – charge several devices simultaneously
  • Portable form factor – more compact than 30,000mAh models
Specification Detail
Brand Swissten
Model Voltbox 20000
Capacity 20,000mAh
Fast charging USB-C PD 35W
Built-in cables USB-C + Lightning
Display LED (battery percentage)
Colour Black

Product information

Product weight 350 g
Package dimensions (W x H x D) 3 x 9 x 19 cm
Packing weight 350 g
Barcode 8595217490567
MPN 22013937

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