140W Smart Auto-Stop USB-C Fast Charging Adapter | Power Cut-Off

140W Smart Auto-Stop Fast Charging Adapter with Intelligent Power Cut-Off

Never worry about overcharging your devices again! This 140W Smart Charging Adapter features intelligent auto-stop technology that automatically disconnects power the moment your device reaches 100% charge. Perfect for overnight charging, it keeps your battery healthy and your home safer — all in a compact, portable form factor.

Designed for USB Type-C devices, the adapter supports up to 140W fast charging with dual-core separation technology, making it one of the most capable and safest smart charging accessories available. A colorful ambient LED ring gives you an at-a-glance view of your current charging status at all times.

Key Features

• Intelligent Auto-Stop: Automatically cuts power when your device is fully charged — ideal for overnight and unattended charging sessions.
• 140W Fast Charging Support: Dual-core separator technology handles up to 140W for blazing-fast charge speeds.
• Universal USB Type-C Compatibility: Works seamlessly with a wide range of Type-C smartphones, tablets, and accessories.
• Colorful LED Status Ring: Ambient light ring clearly indicates charging status at a glance — no guesswork needed.
• Compact & Portable Design: Lightweight ABS and metal construction (45 cm length) fits easily in a bag, drawer, or bedside table.
• Overcharge Protection: Smart power cut-off circuitry helps extend battery longevity over time.

Specifications

Why Choose a Smart Auto-Stop Charger?

Standard chargers continue to trickle-charge even after your battery is full, which can generate excess heat and gradually degrade battery capacity. This intelligent adapter solves that problem by physically disconnecting the power circuit the moment a full charge is detected — giving you peace of mind whether you're asleep or away from your device.

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Learn more: EPA guidance on lithium-ion battery handling

Frequently Asked Questions

Q: How does the smart auto-stop feature work on this 140W fast charging adapter?

A: The adapter uses intelligent power cut-off circuitry that continuously monitors your device's charge level. Once a full charge (100%) is detected, it automatically disconnects the electrical circuit, stopping all power flow to your device. This prevents overcharging without any manual intervention.

Q: Is this smart charging adapter compatible with all USB Type-C devices?

A: Yes, the adapter is designed for broad compatibility with USB Type-C devices including smartphones and tablets. However, actual fast-charging speeds depend on your specific device's supported charging protocols. Always verify your device supports USB-C fast charging for optimal performance.

Q: Does the LED ring stay on all night and will it disturb my sleep?

A: The colorful ambient LED ring is designed to be a subtle status indicator rather than a bright light source. It changes color/state to indicate different charging stages, making it easy to check status without being overly disruptive. If light sensitivity is a concern, the adapter can be placed away from your sleeping area.

Q: What is included in the package?

A: The package includes 1 × Smart Auto-Stop Fast Charging Adapter (45 cm). The phone/device and wall charger are NOT included — this adapter connects between your charger and your device's cable.

Production & Packaging Notice

To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.