OkzuTech -
Premium Power Bank Manufacturer
since 2013
Product Features & Categories
Wireless Charging Power Bank
- up to 15W wireless charging efficiency
- magnetic alignment and attachment
- digital display or led lights track the battery status
- powering two or more devices simultaneously
- slim and compact design, portable and light weight
- 12 points all-round safety protection on current, voltage, heat and temperature etc.
Built-in Cable Power Bank
- Integrated 1/2/3 cables (Lightning/Type-C/Micro USB), compatible with all Apple/Android devices.
- powering two or more devices simultaneously
- LED light or digital display shows real-time remaining power
- slim and compact design, portable and light weight
- Smart groove design keeps built-in cables neatly organized when not in use
- battery capacity varies from 5K mAh to 26.8K mAh for choice
Ergonomical Shape Power Bank
- Ergonomic design fits naturally in your palm with no sharp edges
- LED light or digital display shows real-time remaining power
- Customizable covers in multiple colors to match your style
- slim and compact design, portable and light weight
- support fast charging protocols such as PD3.0, 20W / QC 4+, 18W etc.
Large Capacity Power Bank
- up to 26.8K mAh ( 99.16 Wh ) massive capacity ideal for long trips
- multi-outputs power several devices simultaneously
- LED light or digital display shows real-time remaining power
- air travel compliant
- integrated cables ensure powering up anytime
- 12 points all-round safety protection on current, voltage, heat and temperature etc.
About us
Shenzhen Okzu Technology Co., Ltd is a high-tech enterprise specializing in the R&D, manufacturing, and sales of portable power banks. Since its establishment in 2013, we have been committed to innovation and quality excellence, delivering safe, efficient, and customized charging solutions through rigorous control over every production stage, from battery cell selection to circuit design and final assembly.
With over a decade of expertise, we have developed 100+ product models, ranging from compact mini power banks (2.5K mAh) to high-capacity fast-charging devices (30K mAh), with multiple necessary features such as wireless charging, built-in cable and integrated kickstand, catering to diverse scenarios such as business, outdoor adventures, and fashion.
Our products are certified with UN38.3, IEC, CE, FCC, RoHS, UL, UKCA etc., complying with global energy and safety standards, and are exported to 30+ countries including Europe, North America, and Southeast Asia, empowering partners to enhance brand value and market share.
We believe win-win collaboration is key to sustainable growth. Through flexible OEM/ODM services, a stringent quality control system and agile supply chain management, we strive to be the most reliable long-term partner for our clients. Moving forward, OkzuTech will continue to pioneer cutting-edge technologies and explore the future of mobile energy with global customers.
12 Points All-Round Safety Protection System
High Temperature
Protection
Overcharge
Protection
Overheat
Protection
Low Temperature
Protection
Overdischarge
Protection
Over Power
Protection
Input Overcurrent
Protection
Input Overvoltage
Protection
Undervoltage
Protection
Output Overcurrent
Protection
Output Overvoltage
Protection
Short Circuit
Protection
Our products are certified with
Why work with us ?
50+ countries our products sold to
10+ years manufacturing expertise
ISO 9001 certified factory
Complete Product Portfolio
Rigorous Quality Control
Flexible OEM&ODM
What our clients say
Don’t just take our words for it
UL and CE dual certification ensures our premium gift sets move seamlessly in both US and EU markets. Last month’s urgent additional order of 5,000 units with customized packaging was once again delivered by Okzutech on time with guaranteed quality – this is what a truly reliable long-term supplier looks like.
Erik van Dijk
Head of Operations
Gift Solutions, Amsterdam
Okzutech is the most punctual Chinese supplier we’ve worked with. Over the past 18 months, all 27 batch orders were delivered on schedule, including emergency holiday season orders that were completed ahead of time.
Thomas Weber
Sourcing Manager
Consumer Electronics Brand, USA
Consistent quality is more important than low prices. We have worked with many power bank suppliers and Okzutech is our top priority when we are sourcing this product.
Sophie Martin
Director
Outdoor Equipment Company, Germany
The 24/7 responsiveness of your service is truly impressive. Last month, when a client requested last-minute logo modifications, we contacted Okzutech’s sales team at 2:00 AM—and they immediately coordinated with designers to deliver revised artwork in 6 hours. This level of efficiency has significantly enhanced our customized product offerings’ competitiveness
David Collins
VP of Supply Chain
Digital Product Brand, London