iHaospace small DC-DC voltage converter board with working indicator, easy to recognise the working status.
DC 1-5V input and 5V fixed voltage output, just provide 2 AA battery can obtain 5V 0.5A power supply.
High power conversion efficiency up to 96% save energy.
Board Size: 25.22 X 17.55 X 5.85mm/0.99 X 0.69 X 0.23inch(L*W*H)