Features:

Brand new and high quality.
This HRD converter is a voltage switching regulator providing capable 
of driving a 3A load with good performance and economic DCDC convertor.
It is using HRD module with minimum components to provide fixture DC output 5V.
2x capacitors 220uF 63v & 470uF 25v to provide guard noise filter at input 
and output and power indicator LED.
It can be become adjustable converter if add a variable resistor.
Input voltage: Wide range of input 12-50v.
Output Voltage: 5V.
Output current: Rated current 3A.
Conversion efficiency: Up to 80%.
Input Capacitance : 50v330uf.
Output Capacitance: 16v1000uf.
Operating temperature: Industrial grade (-40 ℃ to +85 ℃).
Full load temperature rise: 40 ℃.
Connection mode: Jack with screw fix.

Specifications:
Original box: no
Item size: 53*47*29mm
Net weight: 46g
Package weight: 55g
Color: Black