USB Power Bank Board

Dual USB 5V 1A 2.1A Mobile Power Bank 18650 Battery Charger

Specifications:

  • Micro USB input: 5V 1A
  • USB Output: 5V 2.1A / 5V 1A(Dual USB interface)
  • Charging display: intelligent digital display
  • Batteries Type: liquid lithium-ion batteries (18650)
  • Product Size: 57mm x 28mm
  • Screen size:27mm x 17mm

Installation instructions:

The circuit board is connected to the battery negative B-, B + is the positive, do not
connecting reversed, connecting reversed will burn the board, the battery is connected
in parallel welding, assembling battery. Note that the insulation between the battery and the
circuit board, battery lead not to touch the circuit board, so as not to cause a short circuit.