Saaygdfg USB 5V-9V/12V Boost DC5.5 Cable Router Modem Camera Dashcam LED(9v Single Cable)

⚡ Voltage Boost Module – Steps up 5V USB input to selectable 9V or 12V output. Built-in for smart chip with 92% conversion efficiency and 2.5A stable output. Powers routers, modems, cameras without bulky adapters. 📶 Router & Modem Backup – Keep Wi-Fi running during power outages or travel. Connect power bank to any USB port to restore network instantly. Emergency power for home and office. 🔌 Standard DC5.5 Interface – Universal 5.5x2.1mm plug fits most routers, optical modems, dashcams, and LED devices. Works with devices requiring 9V or 12V input. 🛡️ Complete Protection – Integrated overvoltage, overcurrent, and short-circuit protection safeguards your devices. Safe and reliable continuous operation. 📱 Portable & Travel Ready – Eliminates heavy power adapters. Lightweight cord fits anywhere. Perfect for road trips, camping, and emergency backup.