Powerbank for travel and everyday use Kalsten
Powerful Power Bank for On-the-Go
The Kalsten Power Bank is the ideal companion for anyone who is frequently on the move. With an impressive output power of 120W, it enables fast and efficient charging of your devices, whether it's a smartphone, tablet, or laptop.
- High Capacity: This power bank offers enough energy to charge your device multiple times without worrying about the battery.
- Versatile Connections: Equipped with multiple USB ports, including USB-C and USB-A, this power bank is suitable for almost all devices.
- Compact Design: With its slim and lightweight design, the power bank is easy to carry and fits in any bag.
- Energy Efficiency: With an intelligent charging system, the power bank ensures your devices are charged quickly and safely.
Choose the Kalsten Power Bank and enjoy the freedom to charge your devices anytime and anywhere.
Free standard shipping on all orders. No minimum purchase.
- Ships to: United States
- Processing: 1–4 business days (Mon–Fri)
- Transit: 5–10 business days
- Total delivery time: 6–14 business days
- Order cut-off: 5:00 PM PST
You will receive a tracking number by email once your order ships. Please allow up to 48 hours for tracking to update.
See our full Shipping Policy.
You have 14 days from delivery to request a return.
- Email support@open.shop with your order number to start a return.
- Items must be unused, complete, and in their original packaging.
- Return label: flat $9.99 USD, deducted from your refund — nothing to pay upfront.
- Damaged, defective or incorrect items: we cover all return and replacement costs.
- No restocking fees.
- Exchanges: contact us and mention "exchange" — the new item ships once your return arrives.
- Refunds are issued within 7 business days of inspection.
See our full Return Policy.
Questions about your order or our products? We're happy to help.
Open
Hooizolder 214
Drachten Friesland 9205CD
Netherlands
Email: support@open.shop
Customer Service:
Monday to Friday, 8:00 AM – 6:00 PM PST (excluding public holidays)
We reply to all messages within 24 hours on business days. Weekend messages are answered on Monday.
For quick answers, visit our FAQ page or use our Contact Form.