The Hoco J156B Founder is a high-capacity, heavy-duty portable charger engineered for users who require multi-day power backup without the clutter of carrying extra cords. Packed with a massive 30,000mAh lithium-polymer core, it functions as a comprehensive, all-in-one charging station ideal for long travel itineraries, outdoor camping, and emergency power outages.

The standout feature of the J156B is its array of four built-in charging cables that neatly tuck into the chassis. Combining a high-speed 22.5W Super Fast Charging USB-A port with an integrated 20W Power Delivery (PD) USB-C cable, this versatile power bank can rapidly replenish multiple smartphones, tablets, and accessories simultaneously.

Key Features

• Massive 30,000mAh True Energy Cell: Offers a high-density 111Wh capacity (with a 16,500mAh rated capacity) capable of recharging flagship smartphones 5 to 6 times, ensuring your devices stay powered for up to a week.
• Four Integrated Tangle-Free Cables: Features built-in USB-C, Lightning, Micro-USB, and a USB-A input cable flush against the body, allowing you to charge almost any modern or legacy device on the fly without packing separate cords.
• 22.5W Super Fast Charging Output: The standalone USB-A port pumps out up to 22.5W of power, fully compatible with major quick-charging standards including Quick Charge (QC), Huawei FCP/SCP, and Samsung AFC.
• 20W Type-C Power Delivery (PD): The built-in Type-C cable supports 20W PD output, enabling fast charging for iPhones (iPhone 12 through 16 series) and modern Android devices from 0% to 50% in approximately 30 minutes.
• Real-Time Digital LED Display: Replaces vague flashing indicator lights with a crystal-clear, intelligent LED digital display that shows the exact remaining battery percentage.
• Dual-Way 18W High-Speed Recharging: Recharging the massive 30,000mAh bank is simple and fast, accepting an 18W input through either the dedicated Type-C port or the attached USB-A input cable via wall adapters or laptops.
• Flame-Retardant Multi-Protection Shield: Enclosed in a rugged PC and ABS fireproof shell, the unit features built-in multi-protection safety chips safeguarding against over-current, over-charging, overheating, and short circuits.

Specifications

• Brand: HOCO
• Model Name: J156B Founder
• Battery Capacity: 30,000 mAh / 111Wh
• Real Rated Capacity: 16,500 mAh (5V / 3A)
• Charging Interface Matrix:
  • Dedicated Inputs: 18W USB-C Port / 18W Built-in USB-A Cable
  • Dedicated Outputs: 22.5W USB-A Port / 20W Built-in USB-C Cable / 10W Built-in Lightning Cable / 10W Built-in Micro-USB Cable
• Power Output Profiles:
  • USB-A Port Output: 22.5W Max (QC / FCP / SCP / AFC)
  • Built-in USB-C Cable: 20W Max (PD / QC / FCP / AFC)
  • Built-in Lightning & Micro-USB Cables: 5V / 2A (10W Max each)
• Material Composition: Premium PC + ABS Fireproof Polymer Shell
• Dimensions: 149.5 × 70 × 43 mm
• Net Product Weight: Heavy-duty ~640g