Ronin R-4040 Zapster 35W 20,000mAh Power Bank with Built-in Cables

Ronin Zapster R-4040 35W 20,000mAh Power Bank

Stay powered throughout the day with the Ronin Zapster R-4040 35W 20,000mAh Power Bank, designed for users who need reliable backup power for smartphones, iPhones, earbuds, tablets, and other USB-powered devices.

Featuring a high-capacity Li-Polymer battery, up to 35W fast charging, built-in Type-C and Lightning cables, multiple output options, and a digital battery display, the R-4040 delivers convenience without the need to carry extra charging cables.

Its compact design, textured matte finish, and one-year official Ronin warranty make it ideal for travel, office, university, and everyday use.

Key Features

• 20,000mAh high-capacity Li-Polymer battery
• Up to 35W fast charging support
• Built-in Type-C cable with up to 35W output
• Built-in Lightning cable with up to 27W output
• USB-A and Type-C charging ports
• Up to 27W Type-C input
• Digital battery percentage display
• Supports multiple devices simultaneously
• Compact 102 × 71 × 34mm design, 332g
• Textured-grip matte finish
• Compatible with smartphones, iPhones, earbuds, tablets, and more
• One-year official Ronin warranty

Charging Options

• Type-C output: Up to 35W
• Built-in Type-C cable: Up to 35W
• Built-in Lightning cable: Up to 27W
• USB-A output: Up to 22.5W
• Type-C input: Up to 27W

Multiple devices can be connected at once, although charging speed may be shared between them.

Specifications

• Product Name: Ronin Zapster R-4040 Power Bank
• Battery Capacity: 20,000mAh
• Battery Type: Li-Polymer
• Rated Capacity: 12,800mAh
• Maximum Output: Up to 35W
• Display: Digital battery indicator
• Dimensions: 102 × 71 × 34mm
• Weight: 332g
• Finish: Textured matte grip
• Warranty: One-year official Ronin warranty

What's Included

• Ronin Zapster R-4040 Power Bank
• Charging cable
• User manual
• Warranty card

Frequently Asked Questions

Does the Ronin R-4040 support 35W fast charging? Yes, it supports up to 35W output through compatible Type-C connections.

Does it include built-in cables? Yes, it includes integrated Type-C and Lightning cables.

Can it charge an iPhone? Yes, the built-in Lightning cable supports compatible iPhones with up to 27W output.

Can it charge Android phones? Yes, Android devices can be charged through Type-C or USB-A connections.

Can it charge multiple devices at once? Yes, but output may be divided between them.

Does it show the remaining battery level? Yes, it includes a digital battery percentage display.

Does it come with a warranty? Yes, it includes a one-year official Ronin warranty.