Ronin R-4025 Power Bank – 20,000mAh | 22.5W USB Output | 20W Type-C Fast Charging | Dual Port | Digital Display
The Ronin R-4025 Power Bank (20,000mAh) is a high-capacity charging solution tailored for daily use, travel, and extended device support. With dual output ports including 22.5W USB-A and 20W USB-C, it charges smartphones, tablets, earbuds, and other gadgets rapidly and simultaneously.
Its sleek matte finish not only looks premium but offers an ergonomic, anti-slip grip for easy carrying. Thanks to its digital display, you always know your exact power level — no guessing, just confidence.
Backed by PD fast charging support, a robust Li-Polymer battery, and built for reliability and safety, the R-4025 is your perfect mobile power partner.
Key Features – Ronin R-4025 Power Bank
| Feature | Details |
|---|---|
| Model | Ronin R-4025 |
| Capacity | 20,000mAh |
| Rated Output | 12,800mAh@5V |
| Battery Type | Li-Polymer, high-efficiency and safer performance |
| Input Ports | Type-C Input: 5V/2.5A (18W), Lightning Input: 5V/2A (18W) |
| Output Ports | Type-C Output: 5V/3A (20W), USB-A Output: 5V/4.5A (22.5W Max) |
| Charging Time (Fast) | Approx. 9 hours (18W Adapter) |
| Charging Time (Standard) | Approx. 16–24 hours (2.0A Adapter) |
| Weight | 421g |
| Dimensions | 142 x 69 x 30mm |
| Display | Digital Charging Level Display |
| Fast-Charging Tech | PD + QC + 22.5W Rapid Output |
| Compatibility | Smartphones, iPhones, tablets, earbuds, wearables, gaming controllers |
| Safety Features | Overcharging, Overvoltage, Short-circuit & Temperature protection |
| Finish | Matte Texture, Sleek Premium Housing |
What’s in the Box
- 1 × Ronin R-4025 Power Bank (20,000mAh)
Why Choose Ronin R-4025?
If you’re looking for a power bank that brings twice the capacity, twice the ports, and twice the speed, the Ronin R-4025 is your go-to device. With dual quick charging outputs, support for both iPhone and Android, and a dependable battery built to last, this power bank suits travelers, gamers, professionals, and everyday users.
Its slim body hides a powerful core — providing you more charges, faster delivery, and real-time control with the built-in digital display.
Ideal For:
- Users with multiple smart devices
- Travellers, backpackers & on-the-go professionals
- Devices needing PD or QC fast charging
- Mobile gamers needing reliable performance
- Emergency power with compact portability
🔗 External Reference – Fast Charging vs Standard
Quick Charge vs Power Delivery – Android Authority Explains
Learn how combining PD and QC in one device — like the R-4025 — ensures smart, safe, and efficient charging across any device.
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