2.It has perfect protection against overcharge, over-discharge, overcurrent and short circuit.
3. It is widely used in fingerprint attendance machines, fire safety systems, security monitoring systems, access control systems, cameras, video cameras, portable DVDs, etc.
4.It is easy to carry and put in your bag/car.
5. Support two devices to supply power at the same time, but the sum of the current values of the two devices should be 2A. Uninterruptible power supply is a kind of backup energy storage power supply.