Amasuki SparkleCore 140W GaN 4-Port USB-C Charger

The Amasuki SparkleCore is a compact 140W GaN 4‑port USB‑C charger that powers a laptop, tablet, phone and accessories simultaneously with PD 3.1 speed and intelligent heat control.

This travel-ready charger condenses high-watt USB Power Delivery into a small footprint while offering broad device compatibility. Built with gallium nitride (GaN) components and smart Watt allocation, it replaces multiple adaptors so you can carry one brick that handles MacBooks, iPads, phones, power banks and accessories.

How fast will the SparkleCore charge my laptop or phone?

SparkleCore supports USB‑PD 3.1 and delivers up to 140W on its primary USB‑C port, enabling laptop charging speeds comparable to many manufacturer chargers. Phones and tablets receive appropriate power profiles so they charge quickly without overloading batteries.

• Primary USB‑C port: up to 140W for large laptops
• Secondary USB‑C port: up to 100W for tablets and smaller laptops
• Phone port: up to 30W for fast smartphone charging
• USB‑A port: 27W for earbuds, accessories or older devices

Is this charger safe and does it run hot?

The SparkleCore uses high‑conductivity materials and intelligent temperature management to keep operating temperatures lower than many competing bricks. It includes a multi-layer protection suite to defend against surges, overheating and short circuits.

• Thermal design lowers surface temperature compared to similar chargers
• Built-in protections for overcurrent, overvoltage and short circuit
• Smart chip balances power distribution when multiple ports are used

Will one charger handle all my devices while traveling?

Yes — the SparkleCore is designed as a one‑charger solution for an array of modern electronics. Its intelligent allocation prioritizes each device, so a laptop, tablet, phone and accessory can be charged at once without manual configuration.

• Automatically allocates wattage across four ports for simultaneous charging
• Includes a long 6.6ft USB‑C to USB‑C cable (240W rated) for flexible setup
• Compact dimensions and lighter weight than many 140W competitors

What do I get in the box and are there compatibility notes?

The package contains the Amasuki SparkleCore 140W PD 3.1 charger, a 6.6ft 240W USB‑C cable, two patterned stickers, a user guide and a 36‑month warranty. Note: for charging certain 16" MacBook Pro models from 2025, use an official Apple USB‑C to MagSafe 3 cable for best compatibility.

• Included: charger, 6.6ft USB‑C cable, stickers, manual, 36‑month warranty
• Works with MacBook Air/Pro, iPhone 17–14 series, iPad Pro/Air, Samsung Galaxy, Pixel, and many laptops
• Not compatible with some 2025 MacBook Pro 16" without Apple MagSafe adapter

Who is this for? If you want to replace multiple adapters with a single, travel-ready charger that offers high-watt laptop charging plus ports for phones and accessories, SparkleCore is for frequent travelers, students, remote workers and anyone who values space-saving power. It suits users who own USB‑PD devices — from flagship laptops and tablets to phones and power banks — and want reliable thermal management and built-in safety in a compact form factor.