Description:
Power banks work by using sophisticated electronics to manage taking in charge from a charger, storing it in a battery and then charging other devices.
The power bank includes a control circuit that both regulates charging of the battery and converts the battery voltage to 5.0 volts for the USB port.
The Led glows as per indicating the amount of charging ability left with the power bank. Some power banks have a line of LEDs, with the number of LEDs lit indicating the state of charge. Other power banks may simply have one LED which changes color or flashes when the charge of the internal battery is low.
Application:
smartphones
portable gadgets
Features:
Material: plastic
Input: Micro USB DC 5V
Output: DC 5V/2A or 5V/1A,
Version: BQ-U8v1.3
Press Once, to check the electricity of the battery
Press twice, LED lighting is ON or OFF
Battery Type: 18650 lithium battery 3.6-3.7V (batteries not included)
LCD indicator on the front cover, showing the capacity, charging status and on/off status
With side switch for checking battery status and LED flashlight
You can put 8pcs 18650 battery for one time and please use the same type battery
Compatible for 8x 18650 lithium-ion rechargeable batteries(batteries not included)
18650 battery holder case