DC-DC Converter 100W 3v -35V to 3.5v-35V Boost Step-up with LED

Features : 
Input voltage : 3V -35V(Input voltage is less than 4V, the on-board voltage meter failure)
Input Current: Maximum input current of 8A
Output voltage : 3.5V -35V continuously adjustable
Output current: maximum output current of 5A
Conversion efficiency: up to 95% ( input voltage, current; output voltage and current impact of conversion efficiency )
On-board voltmeter range: 4~40V, error: +-0.1V
“IN
“light is input voltage measurement,” OUT “light is measuring the
output voltage and voltage meter feature can be turned off, when it is
not needed the uprooting of P3 jumper caps on the line
Size :6.7 (L)x 4.1(W)x0.6(H)cm

Package
100% Brand New
1x  DC-DC 100W 3-35V to 3.5-35V Boost Step-up Module Power Supply + LED Voltmeter