Superior Custom Portable Rechargeable Batteries Power Bank (YWD-PY11)

Strict production process
Safe and stable
Built-in explosion-proof ring
100% quality assurance
Color: Black, white, blue, green, yellow, pink
Function
1. Double USB output
2. Four power display
3. High quality switch power supply management, Reasonable circuit layout, Static power consumption as low as 20 ohms
4. Over voltage, over current, over charge, short circuit protection etc.
5. Automatic identification of charging and discharging