1, Certification: FCC and UN3.8.3
2, Built-in LED flashlights have two models of light for power outage or emergency case such as hurricane supplies (strobe and normal-lit, bright enough to see 50 6-8 meters)
3, Battery management system (BMS) enables voltage, temperature control and more advanced safeguards, no harmful to your digital devices, and we have CPU to control and protect input and output.
4, 12 months warranty