Product Details:
DC-DC Step Down Module
Condition: New
The step-down module can easily reach 4a, 50w, add heat sink can reach 75w
Module properties: step-down module (BUCK)
Input voltage: 4-35v (please try not to exceed 38v)
Output voltage: 1.25-32v continuous adjustable
Output current: 0-5A, recommend to use below 4.5A
Output power: recommend to use below the 75w, if more than 50w please add heat sink
Working temperature: -40 ~ +85 degrees
Working frequency: 180 KHZ
Conversion efficiency: max 96% (difference due to input and output voltage, current, pressure)
Load regulation: S (I) ≤0.8%
Voltage regulation: S (u) ≤0.8%
Power light: yes
Short circuit protection: yes(limit current 8A)
Overtemperature protection: yes(shut off output automatic after overtemperature)
Input reverse connect protection: no, (if need this function, pls connect high current diode on input string)
Installation method: 2pcs 3mm screw
Connection mode: welding, V - IN is input, V - OUT is output
Module size: 23 x 18 x 54mm
Color is shown as pictures
PLS NOTE that due to lighting effects, monitor"s brightness / contrast settings etc, there could be some slight differences in the color tone of the pictures and the actual item! 
Package Included:
1 x DC-DC Step Down Module