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Stop battery damage from overnight charging with this USB-C 140W Smart Auto-Disconnect Charger Guard—a patented AI-powered inline device that physically cuts the charging circuit once your device is fully charged. Unlike software-only battery limits, this protector creates a true physical disconnection with zero standby current, eliminating trickle charging and heat buildup that silently degrade your battery over time. Simply plug it between your USB-C cable and device, and charge with complete peace of mind. 🔋🛡️✨
⚠️ Important Note
This is a protective inline bridge—it requires your existing USB-C cable and charger to operate. It is not a charger or cable. ✅🔌
🧠 Patented AI Auto-Disconnect Technology (True Physical Cut-Off)
What makes this different from software battery limiters:
✅ AI intelligent recognition detects when your device is fully charged
✅ Physically disconnects the charging circuit—not just software throttling
✅ True zero standby current after disconnect
✅ Eliminates trickle charging and heat buildup completely
The ultimate solution for preserving maximum battery capacity long-term. 🔌✅
⚡ 140W Full-Speed Passthrough (Dual-Chip Architecture)
No speed compromise—charge at full power through the guard:
✅ Supports up to 140W power delivery
✅ Fully compatible with PD3.1/3.0 and QC4+/3.0 protocols
✅ Advanced dual-chip design prevents any bottleneck
✅ Works with your existing high-speed cables and chargers
Full laptop and smartphone charging speed with zero sacrifice. ⚡✅
📱 Universal USB-C Compatibility (One Guard for All Devices)
Works seamlessly with any USB-C device:
✅ iPhone 15/16 series
✅ Samsung Galaxy flagships
✅ MacBooks and laptops
✅ Steam Deck and handheld consoles
✅ Tablets, power banks, and more
Dual-current identification mode ensures a perfect physical unplug every time. 🔗✅
💡 Dual-Mode Intelligence (One-Click Toggle)
Two smart modes for different device types:
⚪ White LED Mode — optimized for screen-based devices (phones, laptops, tablets) with continuous screen-on state detection
🔵 Blue LED Mode — dedicated to non-screen electronics (power banks, Bluetooth headsets, razors, small fans)
One click to switch—smart detection adapts to what you're charging. 💡✅
🛡️ Dual-Channel Safety System (360° Protection)
Multi-layer protection built into every charge cycle:
✅ Dual-channel isolation design with independent split structure
✅ Reliable physical power-off with mechanical air gap
✅ Over-voltage, over-current, and short-circuit protection firewall
✅ High-temperature flame-retardant shell
Safety beyond just auto-disconnect—full circuit-level defense. 🔥✅
📏 Compact Pro Design (Home, Office & Travel Ready)
✅ Lightweight and pocket-sized
✅ Easily fits between your cable and device
✅ Eliminates charging anxiety anywhere you go
One compact device for comprehensive battery preservation on the go. ✈️✅
📦 What's in the Box?
✅ USB-C Smart Auto-Disconnect Charger Guard ×1
✅ User Manual ×1
If you want to protect your phone, laptop, or any USB-C device from overcharging damage with a true physical disconnect solution that supports up to 140W fast charging, dual smart modes, and multi-layer safety protection—this compact AI-powered charger guard is an essential upgrade for safe overnight charging and long-term battery health. 🚀🔋🛡️
