Features:
100% Brand new and high quality!
DIY a voltage Regulator， with constant current function， Short-circuit proof， can protect the load.
It can power supply for electronic devices.
For a variety of battery charge， can observe the state of charge.
Charger for all kinds of batteries， can enhance the charging current to double. With a constant current and prevents battery overcharge， effective protection of the battery.
It can support high-power LED.
As a car power supply ， it can for your cell phone or digital products supply.

Specifications:
Module name: 5A constant current step-down module
Color: Multi-color
Input Voltage Range: DC5V-30V
Output Range: DC 1.2V-28V/5A(MAX)
Size: 50*26*15mm

Package included:
1 x 5A constant current step-down module