High-capacity dual-port fast charging power bank with digital battery display and USB-C pass-through Kalsten
Portable Power Bank with Digital Display
Stay powered on the go with the Kalsten High-capacity portable charger designed for modern devices. This Compact, travel-friendly power bank features dual output ports and a clear digital battery display so you always know remaining charge. Engineered for fast charging and broad compatibility, it’s ideal for smartphones, tablets, wireless earbuds, portable speakers, and USB-powered accessories.
Key Features
- High Capacity: Large internal battery to deliver multiple full phone charges and extended device runtime for travel, work, and daily use.
- Fast Charging Support: Dual output ports with intelligent power distribution for simultaneous fast charging of two devices without sacrificing speed.
- Digital Battery Display: Precise LED numeric display shows remaining percentage so you can plan recharges with confidence.
- USB-C Pass-Through: USB-C input/output enables convenient single-cable charging for the power bank and connected devices, supporting both recharge and device power delivery.
- Multiple Port Options: Includes USB-C and USB-A ports for broad compatibility with cables and devices you already own.
- Compact & Durable Design: Slim matte housing with textured grip surface resists fingerprints and slips, making it easy to carry in a bag or pocket.
- Advanced Safety Protections: Built-in safeguards protect against overcharge, overcurrent, short circuit, and overheating to keep your devices safe.
- Universal Compatibility: Works seamlessly with iOS and Android smartphones, tablets, Bluetooth headphones, cameras, and other USB-charged gadgets.
Why Choose This Kalsten Power Bank
This Kalsten power bank combines reliable High-capacity power with smart fast-charging technology and a user-friendly digital display. It’s optimized for commuters, travelers, and anyone who needs dependable backup power. The versatile USB-C pass-through and dual outputs let you charge your phone and accessory at the same time, while safety features protect both the bank and your devices.
Product Specifications & Usage Tips
- Charge the power bank fully before long trips and check the digital display to monitor remaining charge.
- Use the included or certified cables for best charging performance and to enable fast-charge protocols.
- Store in a cool, dry place when not in use and avoid prolonged High-temperature exposure for battery longevity.
Choose Kalsten for dependable portable power—fast, safe, and ready whenever you are.
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.
