The emergency battery box provides a reliable backup power supply for various electronic devices, including safe boxes and electronic locks. Its multi-jack DC power output allows you to connect multiple devices simultaneously, ensuring continuous operation. The durable construction and user-friendly design make it a practical solution for emergency power needs. Features - Color: Black -Material:Plastic -Size:27.00X6.50X1.80cm/10.61X2.55X0.71in -Versatile usage: this emergency charger external power box is designed to meet multiple requirements, making it a versatile addition to your security setup. -Enhanced protection: features safeguard your valuables against theft, providing reliable protection. -Easy to carry: the lightweight and compact design ensures easy portability and installation, great for different environments. -Extended power supply: the backup battery box delivers power, keeping your devices functional without interruption. -Universal fit: compatible with a wide range of safe boxes and door locks, this power box is ideal for replacements and upgrades. Package list: 1 Box