Ronin R‑4035 Ion 20,000 mAh Dual Fast‑Charge Power Bank

The Ronin R‑4035 Ion 20,000 mAh Power Bank is built for mobile users who demand exceptional performance in a portable design. Featuring a 20,000 mAh Li‑Polymer battery, it delivers extended backup power for smartphones, tablets, earbuds, and other USB-powered devices. It supports USB‑C output up to 20 W, alongside a Type‑C cable output rated up to 22.5 W, ensuring fast, efficient charging for high-demand devices. Dual-output functionality allows simultaneous charging of two devices.

Despite its substantial capacity, the R‑4035 maintains a compact profile (approx. 102 × 71 × 34 mm, ~325 g), thanks to its minimalist pocket-friendly design. It includes a digital LED display for real-time battery level monitoring and incorporates multi-layer safety protections to prevent overcharge, overheating, and short circuits.

Reliable and efficient, the Ronin R‑4035 Ion is perfect for travelers, professionals, and anyone needing safe, fast charging on the go.

Key Features

• 20,000 mAh High Capacity for multiple device charges

• USB‑C Output up to 20 W for fast device charging

• Built-in Type‑C Cable Output up to 22.5 W—no extra cables needed

• Dual Output Ports to charge two devices simultaneously

• LED Battery Display for accurate charge level tracking

• Multi-layer Safety Protections: Overcharge, Overheat, Short-circuit guard

• Compact & Portable: Lightweight and small-form design

• Universal Compatibility: Works with smartphones, tablets, earbuds, and more