1. Built-in lithium battery, charge and use at the same time, no need to wait, uninterruptible power supply is a backup energy storage power supply
2. Easy to carry, small size, easy to carry when traveling, put it in your bag/car
3. Flame-retardant shell with high-quality material, large-capacity lithium battery long-lasting
4. It supports powering two devices at the same time, supports dual-device power supply, and has intelligent circuit design with overcharge, over-discharge and short-circuit protection
5. Multi-channel output, wide compatibility with equipment, widely used in fingerprint attendance machine, fire safety system, security monitoring system, access control system, camera, portable DVD, etc.