High-capacity USB-C portable power bank with dual USB-A fast-charge ports and LED indicators Kalsten
Powerful Portable Charging with Kalsten
Experience reliable, long-lasting mobile power with the Kalsten High-capacity portable power bank. Designed for travelers, commuters, and anyone who needs dependable off-grid charging, this Compact charger delivers multi-device support, fast-charging performance, and built-in safety protections so your phones, tablets, and accessories stay powered when you need them most.
Key Features
- Massive Capacity: Industry-leading large capacity to recharge smartphones and tablets multiple times on a single charge.
- Fast Charging: Supports rapid charging for compatible devices via USB-C and dual USB-A outputs to reduce wait time while powering up.
- Multi-Device Output: Dual USB-A ports plus a USB-C port allow simultaneous charging of two or three devices—ideal for phones, tablets, Bluetooth headphones, and portable speakers.
- USB-C Input/Output: Versatile USB-C port supports both input charging of the power bank and output to charge devices, simplifying cables and increasing convenience.
- LED Indicators: Clear LED status lights show remaining battery level and charging status at a glance.
- Durable, Travel-Friendly Design: Textured, slip-resistant housing and a Compact rectangular form factor make it easy to stow in backpacks, carry-ons, or a daily bag.
- Comprehensive Safety Protection: Built-in safeguards protect against overcharge, overcurrent, short circuit, and temperature anomalies for safe charging of all connected devices.
- Wide Compatibility: Works seamlessly with iOS and Android smartphones, tablets, USB-powered cameras, smartwatches, and other USB devices.
Why Choose Kalsten
Kalsten combines smart charging technologies with practical design so you can rely on power when away from outlets. Whether you need extended battery life on long flights, back-to-back meetings, or outdoor adventures, this power bank is engineered to deliver stable, efficient charging and simple usability.
What's in the Box
- Kalsten High-capacity portable power bank
- USB-C charging cable
- User manual with safety and usage guidelines
Buy with confidence and keep your devices charged with the Kalsten portable power bank — engineered for power, safety, and everyday convenience.
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.
